Take oil in a bowl.
Mix coffee powder in quarter glass of water.
Grate chocolate.
Put coffee mixture, chocolate gratings, vanilla extract and lemon juice to the oil.
Put some milk and mix it well.
Sieve maida, baking powder and soda together.
Mix them together. Add little milk if needed, the batter should be of medium consistency. Break the walnuts and put them into it.
Pre-heat the microwave oven for two minutes.
Grease a tin.
Pour the batter.
Microwave it for five minutes on High, reduce the temperature, and again put it for three minutes. Once it is done, check, the inserted tooth pick should come out clean.
Keep it in the microwave for sometime.
Spread the ganache with a knife. Recipe for ganache is below.
Decorate with cashew pieces and choco chips.
To make the ganache :
Take cream in a pan, warm it. Add the chocolate and butter, cook it for three minutes. Chocolate ganache is ready. Keep it in the refrigerator for sometime.