Firstly, in a large mixing bowl take condensed milk and butter.

Beat in one direction till the mixture turns smooth and fluffy.

Also sieve, maida, cocoa powder, baking soda, baking powder and salt.
then fold gently.

Furthermore add vinegar, vanilla extract and warm milk.

Mix gently to attain smooth dropping consistency.

Transfer the cake batter to a cake mould.

Bake the cake in kadai for 20-30 minutes

Cool down the cake completely.

You want to decorate cake u can...