Multicooker zebra cake

Zebra cake is one of our favorite simple homemade cakes to serve with tea. Sometimes I spread it with condensed milk or drizzle over melted chocolate; sometimes we eat it plain. Its slightly moist crumb needs no syrup.
Adjust servings in the full version
Use the measuring cup supplied with your multicooker for the glass measurements in this recipe.
Beat eggs with sugar. Add kefir. Mix flour with baking powder, add to eggs and kefir. Beat a little again.
Divide the batter in half. Stir 2 tablespoons of cocoa into one half and 2 tablespoons of flour into the other.
Place a circle of oiled paper on the bottom of the multicooker. Lay out the dough alternating light and dark: 2 spoons of one, then two spoons of the other.