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Karpatka Polish Custard Cake on a plate, airy choux pastry layers filled with thick vanilla custard and dusted with powdered sugar, one slice removed to reveal the creamy center, traditional dessert recipe

Karpatka (Polish Custard Cake)


  • Author: Sarah
  • Total Time: 2 hours 30 minutes
  • Yield: 10 servings 1x
  • Diet: Vegetarian

Description

A traditional Polish dessert with two layers of light choux pastry and a rich, creamy vanilla custard filling that resembles snowy mountain peaks.


Ingredients

Scale
  • 1 cup water
  • 1/2 cup unsalted butter
  • 1 cup all-purpose flour
  • 4 large eggs
  • 1/4 teaspoon salt
  • 2 cups milk
  • 1/2 cup granulated sugar
  • 3 tablespoons cornstarch
  • 2 tablespoons all-purpose flour
  • 4 large egg yolks
  • 1/2 cup unsalted butter, softened
  • 1 teaspoon vanilla extract
  • Powdered sugar, for serving

Instructions

  1. Preheat oven to 400°F (200°C). Line two 9-inch round pans with parchment paper.
  2. In a saucepan, bring water, butter, and salt to a boil. Reduce heat, add flour all at once, and stir until dough forms a ball. Let cool for 5 minutes.
  3. Add eggs one at a time, beating well after each addition until dough is smooth and glossy.
  4. Divide dough between pans and spread evenly. Bake 25–30 minutes until puffed and golden. Cool completely.
  5. For the custard, warm milk in a saucepan. In a bowl, whisk sugar, cornstarch, flour, and egg yolks. Slowly whisk in warm milk to temper the eggs.
  6. Return mixture to saucepan and cook over medium heat, whisking constantly, until thick and smooth. Remove from heat and stir in vanilla. Cool completely with plastic wrap on the surface.
  7. Beat softened butter until light and creamy, then gradually add cooled custard, one spoonful at a time, until smooth.
  8. Place one pastry layer on a serving plate. Spread custard evenly, top with second layer, and refrigerate 2 hours.
  9. Dust generously with powdered sugar before serving.

Notes

For best texture, allow both pastry and custard to cool completely before assembly. Store in the refrigerator up to 3 days; not suitable for freezing.

  • Prep Time: 30 minutes
  • Cook Time: 30 minutes
  • Category: Dessert
  • Method: Baked
  • Cuisine: Polish

Nutrition

  • Serving Size: 1 slice
  • Calories: 420
  • Sugar: 20g
  • Sodium: 160mg
  • Fat: 26g
  • Saturated Fat: 15g
  • Unsaturated Fat: 10g
  • Trans Fat: 0g
  • Carbohydrates: 38g
  • Fiber: 0g
  • Protein: 7g
  • Cholesterol: 190mg

Keywords: Karpatka, Polish Custard Cake, choux pastry, vanilla cream, traditional dessert