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Delicious Rhubarb Custard Tart Recipe

by Elsie Rol

Updated on:

A golden-brown Rhubarb Custard Tart, freshly baked with a glistening fruit topping and a flaky crust, ready to be served.

Welcome the spring season with a truly delightful dessert: the classic Rhubarb Custard Tart. This stunning tart brings together a symphony of sweet, tangy, and creamy flavors that dance on your palate. You’ll love the perfect balance of a crisp pastry crust, smooth vanilla custard, and the vibrant burst of stewed rhubarb. It’s a seasonal favorite, ideal for celebrating fresh rhubarb during spring and early summer.

Discover more about the nutritional benefits and versatility of this vibrant spring vegetable. Rhubarb is known for being a good source of antioxidants, vitamin K, and fiber.

Why You’ll Love This Rhubarb Custard Tart

This Rhubarb Custard Tart is a showstopper that’s surprisingly easy to make. Here’s why it will quickly become a favorite:

  • Irresistible Textures: Enjoy the satisfying crunch of the sweet shortcrust pastry paired with the silky-smooth vanilla custard.
  • Vibrant Flavor: Tangy, sweet rhubarb compote provides a delightful burst of freshness, perfectly complementing the creamy filling.
  • Perfect for Any Occasion: Whether it’s a casual family dessert or an elegant gathering, this tart fits right in.
  • Beginner-Friendly: Our step-by-step guide makes this recipe accessible for all skill levels, ensuring a successful bake every time.
  • Seasonal Delight: It’s the ultimate way to savor fresh rhubarb when it’s at its peak.

Ingredients

Gather these fresh ingredients to create your beautiful Rhubarb Custard Tart. Precision is key for the best results!

For the Sweet Shortcrust Pastry:

  • 100 gr Unsalted Butter, soft
  • 40 gr Confectioner’s Sugar
  • 1 large Egg, at room temperature
  • 40 gr Almond Meal
  • 1 pinch Salt
  • 200 gr Plain / All-Purpose Flour

For the Vanilla Pastry Cream:

  • 375 ml Full Cream Milk
  • 1/2 teaspoon Vanilla Paste (or Extract)
  • 3 large Egg Yolks, at room temperature
  • 30 gr Caster Sugar
  • 20 gr Cornstarch

For the Stewed Rhubarb:

  • 500 gr Fresh Rhubarb stalks
  • 500 ml Water (*)
  • 150 gr Caster Sugar
  • 1 Lemon (juice and peels)
  • 1 stick Cinnamon (or 1/2 tsp Ground Cinnamon)
  • 6 Star Anise Pods (or 1/2 tsp Ground Star Anise)

Notes & Substitutions

You can make a delicious Rhubarb Custard Tart even quicker with a few smart shortcuts. Use a store-bought pie crust for a time-saving base. Alternatively, replace homemade pastry cream with good quality store-bought custard. Adjust the spices by adding ground ginger for a warm kick. Substitute lemon with orange zest and juice for a different citrus note. For another zesty dessert, consider our mini lemon tarts. For an extra fruity twist, add strawberries to the rhubarb compote for a delightful rhubarb-strawberry tart.

Equipment

You won’t need many specialized tools for this Rhubarb Custard Tart. Here’s what to have ready:

  • 10-inch (25cm) tart pan with removable bottom
  • Mixing bowls (various sizes)
  • Whisk
  • Saucepan
  • Rolling pin
  • Baking paper
  • Slotted spoon
  • Offset spatula or spoon

Instructions

Follow these simple, step-by-step instructions to create your perfect homemade Rhubarb Custard Tart. This recipe is broken down into manageable stages, ensuring a smooth and enjoyable baking process from start to finish.

Prepare the Sweet Shortcrust Pastry

  1. In a large bowl, cream together the softened unsalted butter and confectioner’s sugar until the mixture is light and smooth. This step ensures a tender pastry.
  2. Add the large egg, almond meal, and a pinch of salt to the butter mixture. Mix well until everything is just combined.
  3. Gradually add the all-purpose flour, mixing only until a dough forms. Avoid overmixing, as this can make the pastry tough.
  4. Divide the dough in half. Roll each half between two sheets of baking paper until it’s about 3mm thick. Place the rolled dough in the refrigerator or freezer to chill for at least 1 hour. This firms up the dough, making it easier to handle.
  5. Remove one piece of chilled dough from the fridge. Carefully unpeel the top layer of baking paper and invert the dough into your 10-inch tart pan with a removable bottom. Gently press the dough into the bottom and up the sides of the pan. Trim any excess dough from the edges. Prick the bottom of the pastry all over with a fork.
  6. Freeze the lined tart shell for at least 15 minutes while your oven preheats to 350°F (175°C). This helps prevent shrinking during baking.
  7. Blind bake the crust: Place a piece of baking paper over the frozen dough and fill it with pie weights or dried beans. Bake for 15-20 minutes, then remove the weights and paper. Continue baking for another 5-10 minutes, or until the crust is golden and crispy.
  8. Let the baked tart crust cool completely on a wire rack before filling.

Make the Vanilla Pastry Cream

  1. In a medium saucepan, gently heat the full cream milk and vanilla paste (or extract) over medium-low heat until it just begins to simmer around the edges. Do not let it boil.
  2. In a separate bowl, whisk together the egg yolks, caster sugar, and cornstarch until the mixture is pale and smooth.
  3. Slowly pour about half of the hot milk mixture into the egg yolk mixture, whisking continuously. This tempering step prevents the eggs from scrambling.
  4. Return the tempered egg mixture to the saucepan with the remaining milk. Whisk constantly over low heat until the pastry cream thickens significantly and boils gently for 30 seconds.
  5. Immediately remove from heat and transfer the pastry cream to a clean bowl. Cover the surface directly with plastic wrap to prevent a skin from forming.
  6. Chill the pastry cream completely in the refrigerator for at least 30-60 minutes, or until firm.

Prepare the Stewed Rhubarb

  1. Wash the fresh rhubarb stalks thoroughly. Trim off any leaves (they are poisonous!) and the very ends of the stalks. Cut the rhubarb into small, 1-inch (2.5 cm) sticks.
  2. In a pot, heat the water and caster sugar over medium heat until the sugar is fully dissolved.
  3. Add the prepared rhubarb, lemon peels, lemon juice, cinnamon stick, and star anise pods to the sugar syrup.
  4. Simmer gently for 5-10 minutes, or until the rhubarb is very soft and easily breaks apart. It should be tender, not mushy.
  5. Using a slotted spoon, carefully remove the stewed rhubarb from the liquid and transfer it to a bowl. Discard the cinnamon stick, star anise, and lemon peels.
  6. Mash the rhubarb gently with a fork or potato masher to create a compote-like consistency.
  7. Allow the rhubarb compote to cool completely before assembling the tart.

Assemble the Tart

  1. Once the pastry cream is thoroughly chilled, loosen it slightly with an offset spatula or spoon, stirring it gently until it’s smooth again.
  2. Spread the vanilla pastry cream evenly over the bottom of the cooled, blind-baked tart crust.
  3. Carefully spoon the cooled rhubarb compote over the layer of pastry cream. Gently spread it out to create an even top layer.
  4. Chill the assembled Rhubarb Custard Tart in the refrigerator for at least 30 minutes before serving. This allows the layers to set and the flavors to meld beautifully.

Pro Tips for the Best Rhubarb Custard Tart

Achieving a perfect Rhubarb Custard Tart is easier with a few expert tricks. These tips will help you create a truly exceptional dessert:

  • Temperature Matters: Ensure your butter and egg for the pastry are at room temperature. This helps them combine smoothly.
  • Don’t Overmix Pastry: Mix the pastry dough only until combined. Overmixing develops gluten, leading to a tough crust.
  • Blind Bake Properly: Always blind bake your crust with weights, then remove them and continue baking until golden. This prevents a soggy bottom.
  • Whisk Continuously: When making the pastry cream, whisk constantly over low heat to prevent lumps and ensure a silky-smooth texture.
  • Cook Rhubarb Thoroughly: Simmer the rhubarb until it’s very soft. This creates a smooth, melt-in-your-mouth compote.
  • Chill Components: Chill all individual components – pastry, cream, and rhubarb – completely before assembly for the best set.
  • Use the Right Pan: A tart pan with a removable bottom makes unmolding and serving your delicate tart a breeze.

Serving, Storage, & Variations

This versatile Rhubarb Custard Tart offers many possibilities for enjoyment. For expert tips on pastry making and blind baking techniques, refer to culinary guides from reputable sources like King Arthur Baking Company.

Serving Suggestions

Serve your Rhubarb Custard Tart chilled; this enhances both its flavor and texture. For an elegant touch, garnish with fresh mint leaves, a dollop of whipped cream, or a sprinkle of extra lemon zest. Dust with a light layer of confectioner’s sugar just before presenting for a beautiful finish.

Storage Instructions

Store the assembled tart, covered, in the refrigerator for up to 3 days. The pastry crust can be baked 1-2 days ahead and stored, covered, at room temperature. The pastry cream can also be made 1 day in advance and kept in an airtight container in the fridge. Freezing is not recommended for this tart, as it can alter the textures of the custard and pastry.

Variations

  • Strawberry Rhubarb Tart: Elevate the fruity notes by adding fresh or stewed strawberries to your rhubarb compote. If you enjoy this combination, you might also like our strawberry rhubarb crumb bars.
  • Spiced Variations: Experiment with different spices! Ground ginger, cardamom, or even orange zest can add unique warmth.
  • Gluten-Free: Easily adapt this recipe by using a store-bought gluten-free pie crust mix.
  • Dairy-Free: Substitute full cream milk with plant-based milk and butter with dairy-free alternatives for a delicious dairy-free option.

Nutrition Information

Making a delightful Rhubarb Custard Tart is a treat, and here’s a general idea of its nutritional content. Please remember that these values are approximate and can vary based on specific ingredients and serving sizes.

Per Serving (approximate, based on 10 servings):

  • Calories: 324 kcal
  • Carbohydrates: 46 g
  • Protein: 6 g
  • Fat: 14 g
  • Saturated Fat: 7 g
  • Cholesterol: 100 mg
  • Sodium: 32 mg
  • Fiber: 2 g
  • Sugar: 25 g

This information is an estimate.

Frequently Asked Questions (FAQ)

Should I peel rhubarb before using it in the tart?

Generally, no, you do not need to peel rhubarb for this tart. However, always ensure you trim off any leaves, as they are poisonous. If your rhubarb stalks are particularly thick or fibrous, you might lightly peel them.

Is it necessary to cook the rhubarb before assembling the tart?

Yes, it is essential to pre-cook the rhubarb before assembling this Rhubarb Custard Tart. Since the tart is not baked after assembly, cooking the rhubarb beforehand ensures it’s tender and creates a delicious compote.

Can I make the components of the rhubarb custard tart ahead of time?

Absolutely! You can prepare the sweet shortcrust pastry and the vanilla pastry cream 1-2 days in advance. Store the pastry dough chilled and the pastry cream covered in the refrigerator. The stewed rhubarb can also be made a day ahead.

How do I prevent my tart crust from getting soggy?

To prevent a soggy crust, properly blind bake it until it’s fully golden and crispy. Freezing the lined tart shell before blind baking also helps it hold its shape and prevents shrinking.

Can I freeze this Rhubarb Custard Tart?

No, it’s not recommended to freeze this Rhubarb Custard Tart. The texture of the custard can become grainy, and the pastry might become soggy upon thawing. It is best enjoyed fresh or stored in the refrigerator.

Conclusion

Embrace the joy of baking with this incredible homemade Rhubarb Custard Tart. With its crisp pastry, creamy vanilla custard, and tangy rhubarb compote, it’s a truly unforgettable dessert that embodies the freshness of spring. This recipe delivers a delightful balance of flavors and satisfying textures perfect for any occasion. We encourage you to try this simple yet elegant Rhubarb Custard Tart and savor every bite. Share your creations and feedback with us – happy baking!

A golden-brown Rhubarb Custard Tart, freshly baked with a glistening fruit topping and a flaky crust, ready to be served.

Rhubarb Custard Tart

Indulge in a classic Rhubarb Custard Tart, a perfect blend of crisp shortcrust pastry, creamy vanilla custard, and tangy stewed rhubarb. This seasonal spring dessert is surprisingly easy to make and ideal for any occasion.
Prep Time 30 minutes
Cook Time 40 minutes
Total Time 3 hours 40 minutes
Servings: 10
Course: Dessert
Calories: 324

Ingredients
  

For the Sweet Shortcrust Pastry
  • 100 gr Unsalted Butter soft
  • 40 gr Confectioner's Sugar
  • 1 large Egg at room temperature
  • 40 gr Almond Meal
  • 1 pinch Salt
  • 200 gr Plain / All-Purpose Flour
For the Vanilla Pastry Cream
  • 375 ml Full Cream Milk
  • ½ teaspoon Vanilla Paste (or Extract)
  • 3 large Egg Yolks at room temperature
  • 30 gr Caster Sugar
  • 20 gr Cornstarch
For the Stewed Rhubarb
  • 500 gr Fresh Rhubarb stalks
  • 500 ml Water (*)
  • 150 gr Caster Sugar
  • 1 Lemon (juice and peels)
  • 1 stick Cinnamon (or 1/2 tsp Ground Cinnamon)
  • 6 Star Anise Pods (or 1/2 tsp Ground Star Anise)

Equipment

  • 10-inch (25cm) tart pan with removable bottom
  • Mixing bowls (various sizes)
  • Whisk
  • saucepan
  • Rolling Pin
  • Baking paper
  • slotted spoon
  • Offset spatula or spoon

Method
 

Prepare the Sweet Shortcrust Pastry
  1. In a large bowl, cream together the softened unsalted butter and confectioner's sugar until the mixture is light and smooth. This step ensures a tender pastry.
  2. Add the large egg, almond meal, and a pinch of salt to the butter mixture. Mix well until everything is just combined.
  3. Gradually add the all-purpose flour, mixing only until a dough forms. Avoid overmixing, as this can make the pastry tough.
  4. Divide the dough in half. Roll each half between two sheets of baking paper until it's about 3mm thick. Place the rolled dough in the refrigerator or freezer to chill for at least 1 hour. This firms up the dough, making it easier to handle.
  5. Remove one piece of chilled dough from the fridge. Carefully unpeel the top layer of baking paper and invert the dough into your 10-inch tart pan with a removable bottom. Gently press the dough into the bottom and up the sides of the pan. Trim any excess dough from the edges. Prick the bottom of the pastry all over with a fork.
  6. Freeze the lined tart shell for at least 15 minutes while your oven preheats to 350°F (175°C). This helps prevent shrinking during baking.
  7. Blind bake the crust: Place a piece of baking paper over the frozen dough and fill it with pie weights or dried beans. Bake for 15-20 minutes, then remove the weights and paper. Continue baking for another 5-10 minutes, or until the crust is golden and crispy.
  8. Let the baked tart crust cool completely on a wire rack before filling.
Make the Vanilla Pastry Cream
  1. In a medium saucepan, gently heat the full cream milk and vanilla paste (or extract) over medium-low heat until it just begins to simmer around the edges. Do not let it boil.
  2. In a separate bowl, whisk together the egg yolks, caster sugar, and cornstarch until the mixture is pale and smooth.
  3. Slowly pour about half of the hot milk mixture into the egg yolk mixture, whisking continuously. This tempering step prevents the eggs from scrambling.
  4. Return the tempered egg mixture to the saucepan with the remaining milk. Whisk constantly over low heat until the pastry cream thickens significantly and boils gently for 30 seconds.
  5. Immediately remove from heat and transfer the pastry cream to a clean bowl. Cover the surface directly with plastic wrap to prevent a skin from forming.
  6. Chill the pastry cream completely in the refrigerator for at least 30-60 minutes, or until firm.
Prepare the Stewed Rhubarb
  1. Wash the fresh rhubarb stalks thoroughly. Trim off any leaves (they are poisonous!) and the very ends of the stalks. Cut the rhubarb into small, 1-inch (2.5 cm) sticks.
  2. In a pot, heat the water and caster sugar over medium heat until the sugar is fully dissolved.
  3. Add the prepared rhubarb, lemon peels, lemon juice, cinnamon stick, and star anise pods to the sugar syrup.
  4. Simmer gently for 5-10 minutes, or until the rhubarb is very soft and easily breaks apart. It should be tender, not mushy.
  5. Using a slotted spoon, carefully remove the stewed rhubarb from the liquid and transfer it to a bowl. Discard the cinnamon stick, star anise, and lemon peels.
  6. Mash the rhubarb gently with a fork or potato masher to create a compote-like consistency.
  7. Allow the rhubarb compote to cool completely before assembling the tart.
Assemble the Tart
  1. Once the pastry cream is thoroughly chilled, loosen it slightly with an offset spatula or spoon, stirring it gently until it's smooth again.
  2. Spread the vanilla pastry cream evenly over the bottom of the cooled, blind-baked tart crust.
  3. Carefully spoon the cooled rhubarb compote over the layer of pastry cream. Gently spread it out to create an even top layer.
  4. Chill the assembled Rhubarb Custard Tart in the refrigerator for at least 30 minutes before serving. This allows the layers to set and the flavors to meld beautifully.

Nutrition

Calories: 324kcalCarbohydrates: 46gProtein: 6gFat: 14gSaturated Fat: 7gCholesterol: 100mgSodium: 32mgFiber: 2gSugar: 25g

Notes

For quick preparation, consider using store-bought pie crust or custard. Adjust spices with ground ginger or orange zest, and add strawberries to the rhubarb compote for a different twist.
Nutrition information is estimated based on common ingredients and serving sizes and may vary.

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