Preparation

1. 1

   Step 1 of 6: Whisk the eggs with electric beaters until you get a pale and fluffy mixture.

2. 2

   Step 2 of 6: Add the vanilla flavoring, the oil in a stream and the milk.

3. 3

   Step 3 of 6: Add 220 g of sifted flour, the baking powder and the vanilla.

4. 4

   Step 4 of 6: Divide the batter into two parts: add the cocoa and milk to one, and the remaining 30 g of flour to the other.

5. 5

   Step 5 of 6: Pour two spoonfuls of light batter and two of dark batter into a loaf pan lined with parchment paper, alternating them.

6. 6

   Step 6 of 6: Bake in a static oven at 180°C for 35-40 minutes, checking doneness with a toothpick.