Marble Cake

Beat the eggs with sugar until the desired consistency is reached

Add the oil, milk, and all-purpose flour to the mixture, sifting the flour first

Add the salt, baking powder, and vanilla extract to the mixture

Divide the batter into two parts and add the cocoa powder to one of them

Create alternating layers with the white and chocolate batters in a pan

Bake in a preheated oven at 350°F (180ºC) for approximately 40 minutes