Crack 2 eggs, a splash of vanilla extract, 1/4 cup of yogurt and 3/4 cup of castor sugar
Mix all of the ingredients using a whisk
Sift in 2 cups of flour and 1 tsp of baking powder and fold them into the batter.
Fold in 1/2 cup of chocolate chips
Pour half of the batter into the baking pan and layer it Cadbury chocolate, pour in the rest of the batter and repeat by topping it off with more cadbury chocolate and some banana slices
Bake the cake for 50 minutes at 170 degree celsius