preheat oven to 180

mix eggs, vanilla and sugar

Add milk and oil than mix

Add flour and baking powder

After mixing all previous ingredients, divide the batter to 2 halves and add cocoa to one half

In a greased pan or cupcake pan lined with cupcake paper put one layer of the plain batter followed by one layer of the cocoa mix till finishing both mix

Put in the preheated oven till an inserted toothpick comes out clean