1cup sugar
1 tbsp drinking chocolate
1 tsp vanilla essence
2 cups flour
2 tsp baking powder
3 tsp milk
3 eggs
3/4 cup oil

Method:

• Beat oil, sugar and egg, and add vanilla essence to the mixture.
• Sieve flour and baking powder (thrice) and add to the mixture.
• Add milk as well.
• Separate 1/3 quantity of the mixture and add drinking chocolate to it.
• Grease the pan and sprinkle flour.
• Pour the mixture alternately to form different layers.
• Bake in a pre-heated oven for 40 to 45 minutes.