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The Boat Shed Kitchen

Vanilla Slice with Puff Pastry

This vanilla slice with puff pastry is made with crisp golden layers of store-bought pastry, a smooth homemade vanilla custard, and a simple sweet glaze. No fancy tools required—just straightforward ingredients and a little chill time. It’s the ultimate creamy, flaky dessert for any occasion.
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Prep Time 20 minutes
Cook Time 20 minutes
Chill Time 1 hour
Total Time 1 hour 40 minutes
Servings: 6 slices
Calories: 310
Ingredients Method Notes

Ingredients
  

For the Pastry:
  • 2 sheets store-bought puff pastry thawed
  • Flour for dusting
For the Vanilla Custard:
  • 2 cups whole milk
  • 1/2 cup granulated sugar
  • 1/4 cup cornstarch
  • 4 egg yolks
  • 1 teaspoon vanilla extract
For the Glaze:
  • 1 cup powdered sugar
  • 2 –3 tablespoons milk
  • 1 teaspoon vanilla extract

Method
 

  1. Preheat oven to 400°F (200°C). Line baking dish with parchment.
  2. Roll out one pastry sheet slightly larger than dish.
  3. Transfer, prick with a fork, and bake 15–20 min until golden. Cool.
  4. For custard: Heat milk until simmering. Whisk sugar, cornstarch, and yolks.
  5. Slowly add hot milk, whisking constantly.
  6. Return to pan, cook till thickened. Stir in vanilla. Cool slightly.
  7. See full steps with tips & photos → https://theboatshedcafe.com/vanilla-slice-with-puff-pastry/

Notes

  • Use a serrated knife for cleaner slices.
  • To keep pastry crisp, assemble shortly before serving or store slices uncovered.
  • Glaze can be flavored with lemon or almond extract for a twist.