Gerbeaud Layer Cake

Zserbó is not just a cake; it's architecture with walnuts and apricot jam. Emil Gerbeaud's legacy relies on the perfect ratio of flaky yeast dough to rich filling. The secret is patience: layers must rest to allow the tart jam and oily walnuts to fuse with the dough. The jewel of holiday tables, getting better with every day that passes.
🕒 Prep Time 45 mins
🍳 Cook Time 35 mins
Total Time 1 hr 30 mins
🍽️ Servings 12 servings
🔥 Calories 520 kcal
🌍 Cuisine Hungarian

Ingredients

Equipment Needed

  • Baking pan (approx. 9x13 inch)
  • Rolling pin
  • Fork (for docking)

Allergen Information

⚠️ Wheat
⚠️ Milk
⚠️ Egg
⚠️ Tree Nuts

Instructions

1

Crumble the flour with the cold butter until it resembles wet sand. Mix in the yeast.

Tip: Cold butter is crucial. If it melts from your hands, the dough becomes tough instead of flaky.
2

Add the egg, sour cream, and a tablespoon of sugar. Knead quickly until it comes together. Don't overwork it!

Tip: The acidity of the sour cream helps make the dough tender.
3

Divide dough into 3 equal balls and refrigerate for 30 minutes.

Tip: Chilling firms up the butter, making the dough easier to roll without sticking.
4

Mix the ground walnuts with the remaining powdered sugar.

Tip: Sugar prevents the walnuts from clumping into an oily mass.
5

Roll out the first ball to fit your pan. Spread with half the jam and sprinkle with half the walnut mixture.

Tip: Use parchment paper for easy removal.
6

Add the second layer, remaining jam, and remaining walnuts.

Tip: Press edges down slightly to seal in the jam.
7

Cover with the third sheet. Prick all over with a fork, then let rest at room temp for 40 minutes.

Tip: Docking (pricking) is mandatory: it lets steam escape. Without it, the top layer will bubble and crack.
8

Bake at 350°F (180°C) for 35-40 minutes until golden. Cool completely in the pan.

Tip: Do not glaze while warm, or the chocolate will slide off and turn dull.
9

Melt chocolate with oil and spread over the cake. Let set before slicing.

Tip: Oil keeps the chocolate glaze glossy and slightly soft, preventing it from shattering when cut.

Recipe FAQ

Why did the chocolate crack?
It cooled too fast, or the chocolate was too hot when applied. Humidity can also be a factor.
Why is the dough dry?
Overbaking or lack of fat. Gerbeaud dough is high-fat, which gives it its melt-in-the-mouth quality.

Ingredients

  • 2.5 cups All-Purpose Flour (300g)
  • 5 oz Cold Butter
  • 1 large Egg
  • 1 tsp Active Dry Yeast (or 20g fresh)
  • 1.75 oz Sour Cream
  • 3.5 oz Powdered Sugar (divided)
  • 7 oz Ground Walnuts
  • 10 oz Thick Apricot Jam
  • 5 oz Dark Chocolate (for glaze)
  • 1 tbsp Vegetable Oil (for glaze)