Recipe for Marble Cake with Pistachio

Preheat your oven to 185° C and line a loaf pan no longer than 25 cm.

In the mixing bowl, whip the softened butter with the sifted powdered sugar. The two components should whiten and become slightly creamy.

Separate the yolks from the whites. Add the yolks one by one to the creamy mixture while whisking at full speed. Stop mixing when your preparation becomes a homogeneous paste.

Fold in the flour and baking powder with a spatula.

Whip the egg whites without overbeating them. Gently fold them into your mixture with a spatula.

Fold in the crushed pistachios with a spatula.

Divide your dough into three parts in bowls. Take the first part of approximately 270 g for the cocoa, 400 g for the vanilla, and the remaining dough for the pistachio. Mix the three doughs separately. If you have uncolored pistachio dough, add green powdered food coloring.

According to your taste, pour the three mixtures into the mold, alternating them in small portions to achieve three distinct colors. The marbling.

Bake in the oven for about 50 minutes and check for doneness by inserting the tip of a knife into the cake. The tip of the knife should come out clean and warm.