Ingredients
1 cup wheat flour
1/4 cup cocoa powder
1 cup sugar
1/2 tsp baking powder, baking soda , each
1 tsp salt
1/4 cup oil
1/4 yogurt
1+1/2 tsp vinegar
1/4 cup milk
1 tsp vanilla extract
8 inch pan and preheat 180 C and bake for 42 mins. upper rack