Ingredients
Equipment
Method
- Preheat oven to 350°F (175°C) and line a 15x10-inch jelly roll pan with parchment paper.
- Sift together flour, cocoa powder, and salt in a medium bowl.
- Beat eggs and sugar until thick and pale, about 5 minutes.
- Mix in vanilla extract and melted butter.
- Fold dry ingredients gently into the egg mixture.
- Pour batter into prepared pan and bake 12–15 minutes.
- Flip warm cake onto a powdered sugar-dusted towel and roll lengthwise. Cool completely.
- Heat cream until simmering, pour over chopped chocolate, stir to combine and add vanilla.
- Unroll cooled sponge, spread ganache evenly, then re-roll tightly.
- Coat with melted chocolate, create bark-like texture with a fork.
- Dust with cocoa powder and powdered sugar; garnish with berries or chocolate curls.
- Refrigerate at least 1 hour before slicing and serving.
Notes
Use high-quality chocolate for the richest flavor. Roll carefully to avoid cracks.
