Rhubarb Meringue Pie with Silky Custard Filling
DessertsPublished May 31, 2026

Rhubarb Meringue Pie with Silky Custard Filling

This stunning Rhubarb Meringue Pie layers a bright, tangy rhubarb custard beneath a billowy toasted meringue topping, all nestled in a buttery homemade crust. It is the showstopping spring dessert your table has been waiting for.

Total Time90 mins
Yield8 servings
Stella
By Stella

The Tart, Showstopping Spring Pie You Need to Make Right Now

There is something genuinely magical about a pie that can stop a dinner party conversation cold. Rhubarb Meringue Pie does exactly that. The moment it lands on the table, golden peaks catching the light, people forget what they were talking about and start asking for a slice before you have even set it down.

Rhubarb is one of those ingredients that splits a room. Some people have never cooked with it. Others grew up pulling stalks straight from the garden and eating them with a spoonful of sugar. Either way, this pie is the perfect introduction or celebration of that wonderfully sour, rosy stalk. Beneath that cloudlike meringue crown is a custard filling that balances the rhubarb's sharpness with just enough sweetness to make every bite completely irresistible.


Why This Recipe Works So Well

The secret is layering textures and temperatures with intention. The crust is buttery and just barely crisp, providing a firm base that holds up beautifully against the silky filling. The rhubarb custard is cooked down until thick and deeply flavored, not watery or overly sweet. And the meringue, made with room-temperature egg whites and a touch of cream of tartar, whips up tall and glossy every single time.

This is not a fussy or complicated pie, but it does reward a little attention to detail. The biggest tip? Always spread your meringue onto a warm filling. That single step is the difference between a pristine, cloud-soft topping and one that weeps all over your beautiful pie.

Chef's Tip: Separating your eggs while they are cold is easiest, but let the whites come to room temperature before whipping. Cold whites take much longer to reach stiff peaks and the meringue will not be as voluminous.


A Note on Tools and Ingredients

A reliable stand mixer makes building a stiff, glossy meringue almost effortless, and a quality 9-inch ceramic or glass pie plate ensures even heat distribution so your crust bakes through without burning. Fresh rhubarb, when in season, gives this pie a vibrancy that frozen cannot quite match, though frozen works beautifully in a pinch.


Choosing and Preparing Your Rhubarb

Look for firm, bright stalks with no soft spots or wilting. Deep red stalks tend to be slightly sweeter and give the filling a gorgeous pink color, while greener stalks are a little more tart but equally delicious. Avoid anything that looks stringy or overly thick.

Once trimmed, cut the stalks into roughly half-inch pieces. There is no need to peel rhubarb. The skin softens completely as it cooks and adds color to the finished filling.

  • Fresh rhubarb: best from April through June
  • Frozen rhubarb: drain thoroughly before using
  • Do not use rhubarb leaves: they are toxic and should always be discarded

Getting That Perfect Meringue

Meringue has a reputation for being temperamental, but with a few simple rules it is genuinely reliable.

  1. Start with a completely clean, dry bowl. Even a trace of grease will prevent the whites from whipping properly.
  2. Add cream of tartar early. It stabilizes the foam and helps the meringue hold its shape in the oven.
  3. Add sugar gradually, one tablespoon at a time, while the mixer runs on high. Rushing this step leads to a grainy meringue.
  4. You are looking for stiff, glossy peaks that hold their shape when you lift the beater.

Warning: Spread the meringue all the way to the crust edges, sealing it completely. Any gap between the meringue and the crust will allow steam to escape from the filling and cause shrinkage.


Ready to bake the most beautiful pie of the season? Here is the full recipe:

Rhubarb Meringue Pie with Silky Custard Filling

Rhubarb Meringue Pie with Silky Custard Filling

This stunning Rhubarb Meringue Pie layers a bright, tangy rhubarb custard beneath a billowy toasted meringue topping, all nestled in a buttery homemade crust. It is the showstopping spring dessert your table has been waiting for.

Prep:35 mins
Cook:55 mins
Total:90 mins
Yield:8 servings
Cuisine:American
Yield: 8 servingsCalories: 310Protein: 5g
Carbs: 48gFat: 11gSat. Fat: 5gFiber: 1gSugar: 34gSodium: 145mg

Ingredients

Units
Scale
  • 1 1/4 cups all-purpose flour, for the crust
  • 1/2 cup unsalted butter, cold, cut into small cubes
  • 2 tbsp granulated sugar, for the crust
  • 3 tbsp ice water, added one tablespoon at a time
  • 3 cups fresh rhubarb, trimmed and cut into 0.5-inch pieces
  • 1 cup granulated sugar, for the filling
  • 3 tbsp cornstarch
  • 3 large egg yolks, reserve whites for meringue
  • 1/2 cup whole milk
  • 2 tbsp unsalted butter, for the filling
  • 3 large egg whites, room temperature
  • 1/4 tsp cream of tartar
  • 6 tbsp granulated sugar, for the meringue, added gradually
  • 1/2 tsp vanilla extract, for the meringue

Instruction

1

Make the crust: In a large bowl, combine flour and sugar. Cut in cold butter using a pastry cutter or your fingertips until the mixture resembles coarse crumbs with pea-sized pieces of butter throughout.

2

Add ice water one tablespoon at a time, mixing gently with a fork just until the dough holds together. Do not overwork it. Shape into a disk, wrap in plastic, and refrigerate for at least 30 minutes.

3

Preheat the oven to 375 degrees F (190 degrees C). Roll out the chilled dough on a lightly floured surface into a 12-inch circle. Transfer to a 9-inch pie plate, trim the edges, and crimp as desired. Prick the bottom with a fork.

4

Line the crust with parchment paper and fill with pie weights or dried beans. Blind bake for 15 minutes, then remove the weights and bake for another 8 to 10 minutes until lightly golden. Set aside to cool slightly.

5

Make the rhubarb filling: In a medium saucepan over medium heat, combine the rhubarb pieces and half of the sugar (about 0.5 cup). Cook, stirring occasionally, for 8 to 10 minutes until the rhubarb has completely softened and broken down.

6

In a small bowl, whisk together the remaining sugar, cornstarch, egg yolks, and milk until smooth. Slowly pour this mixture into the hot rhubarb, stirring constantly. Continue cooking over medium heat, stirring, for 3 to 4 minutes until the filling thickens noticeably.

7

Remove from heat and stir in the butter until melted and fully incorporated. Pour the warm filling into the pre-baked crust and spread evenly.

8

Make the meringue: Using a stand mixer or hand mixer with a clean, dry bowl, beat the egg whites and cream of tartar on medium speed until foamy. Increase speed to high and add sugar one tablespoon at a time, beating until stiff, glossy peaks form. Beat in the vanilla extract.

9

Spread the meringue over the warm rhubarb filling, making sure to seal the meringue all the way to the crust edges to prevent weeping. Use the back of a spoon to create decorative swirls and peaks.

10

Bake at 375 degrees F for 12 to 15 minutes until the meringue peaks are a deep golden brown. Remove from the oven and allow the pie to cool completely at room temperature for at least 2 hours before slicing.

Equipment

  • 9-inch pie plate
  • Stand mixer or hand mixer
  • Medium saucepan
  • Pastry cutter
  • Pie weights or dried beans
  • Parchment paper
  • Rolling pin
  • Whisk
  • Rubber spatula

Notes

Always spread meringue onto a warm filling, not a cold one. This helps the bottom of the meringue cook through and dramatically reduces weeping. Store leftovers loosely covered in the refrigerator for up to 2 days. Meringue pies do not freeze well, so enjoy it fresh. For the cleanest slices, dip your knife in hot water and wipe it clean between each cut.

Serving and Storing Your Rhubarb Meringue Pie

This pie is absolutely at its best the day it is made. Serve it at room temperature for the clearest, cleanest slices. If you need to refrigerate it, store it loosely tented with foil rather than wrapped tightly, which would crush the meringue.

For serving, a sharp knife dipped in hot water and wiped clean between cuts gives you those gorgeous, bakery-style slices with the meringue intact. A small dollop of softly whipped cream alongside is never a wrong choice, though the pie is stunning completely on its own.

Variations worth trying:

  • Stir in a teaspoon of orange zest to the filling for a bright citrus note
  • Add a pinch of ground ginger to the rhubarb as it cooks for a little warmth
  • Use a graham cracker crust instead of pastry for a more casual, summer version

However you serve it, this is the kind of dessert people remember. It is a little bit nostalgic, a little bit impressive, and completely, unambiguously delicious.

Frequently Asked Questions

Yes, frozen rhubarb works well. Thaw it completely and drain off as much excess liquid as possible before cooking, otherwise the filling may turn out too thin. You may need to cook it a minute or two longer to evaporate the extra moisture.
Weeping usually happens when meringue is spread over a cold filling or when the pie is refrigerated before it has fully cooled. Always pour the meringue over the hot filling straight from the stove, and let the finished pie cool completely at room temperature before chilling.
Rhubarb Meringue Pie is best eaten the day it is made. Leftovers can be loosely covered and refrigerated for up to 2 days, but the meringue will soften over time. Avoid wrapping tightly with plastic wrap, as it will crush and deflate the meringue topping.

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