Sift All Purpose Flour, Baking Powder and Cocoa Powder and keep aside
Whisk the Eggs, Fat and Sugar in a mixing bowl
Fold in the dry ingredients
Add the Milk, chocolate chips, Lemon Juice and Vanilla Essence
Mix everything well till the batter becomes smooth
The batter will appear glossy now
Grease and dust your Microwave dish with butter and some flour
Transfer the batter to the dish
Microwave for 5 minutes (keep in the default microwave setting)