egg-less sponge cake

condensed milk 1/2 can                                 refined flour ( maida) 140 gm
melted butter 60 gm                                      baking pdr 1 tsp
soda bicarb 1/2 tsp                                       vanilla essence 1 tsp

1) Sieve flour with baking pdr & soda bicarb.
Mix all the ingredients together, add 75 ml water & beat well.
grease a tin & pour the mixture, bake in a pre-heated oven at 200 deg C for 10 minutes, then reduce the heat to 150 deg C & bake for 10 minutes or till done.