Layered Mille-Feuille Cake with Caramelized Sugar and Confectioner's Custard

Elevate your baking skills with this intricate French pastry, featuring layers of flaky puff pastry, caramelized sugar, and rich confectioner's custard.

By Steve Ysreal Monas

Updated September 22, 2026 · 1 min read

Mille-feuille, also known as a napoleon, is a classic French pastry that consists of layers of puff pastry, pastry cream, and fruit preserves. In this recipe, we'll be adding a twist to the traditional mille-feuille by incorporating caramelized sugar and confectioner's custard.

The key to a successful mille-feuille is to ensure that each layer is evenly baked and that the pastry cream is smooth and creamy. To achieve this, it's essential to use high-quality ingredients and to follow the recipe carefully.

In this recipe, we'll be using a combination of granulated sugar and confectioner's sugar to create a smooth and creamy pastry cream. We'll also be caramelizing sugar to add a rich and deep flavor to the pastry.

For news on the business, brands and politics shaping the candy industry, see our sister publication NewsAnarchist.

Hard

Layered Mille-Feuille Cake with Caramelized Sugar and Confectioner's Custard

Prep30 minutes

Cook40 minutes

Total1 hour 10 minutes

Servings12 pieces

DifficultyHard

Print Recipe

Ingredients

• 1 1/2 cups granulated sugar
• 1/2 cup confectioner's sugar
• 1/4 cup all-purpose flour
• 1/2 teaspoon salt
• 1/2 cup unsalted butter, softened
• 1/2 cup whole milk
• 2 large eggs
• 1 teaspoon vanilla extract
• 1 cup puff pastry, thawed
• 1 cup caramelized sugar (see note)

Instructions

1. Preheat the oven to 400°F (200°C). Line a baking sheet with parchment paper.
2. 2. Roll out the puff pastry to a thickness of about 1/8 inch. Cut into 12 equal rectangles.
3. 3. In a medium bowl, whisk together the granulated sugar, confectioner's sugar, flour, and salt.
4. 4. In a separate bowl, whisk together the softened butter, whole milk, eggs, and vanilla extract.
5. 5. Add the dry ingredients to the wet ingredients and whisk until smooth.
6. 6. Spread a layer of pastry cream on each rectangle of puff pastry, leaving a 1/2 inch border around the edges.
7. 7. Top each rectangle with a layer of caramelized sugar.
8. 8. Repeat the layers two more times, ending with a layer of puff pastry on top.
9. 9. Bake the mille-feuille for 25-30 minutes, or until the pastry is golden brown.

Recipe Note: Store the mille-feuille in an airtight container in the refrigerator for up to 3 days. Allow the pastry to come to room temperature before serving.

Steve Ysreal Monas

Editor-in-Chief and Publisher

Candies and Sweets is published by Steve Ysreal Monas. He is an author of books spanning business, culture, and heritage — including Flavors of the Motherland, which explores how food carries culture and memory — and is based in Kapa'a, Hawaii.

More from Steve →