നല്ല സോഫ്റ്റ് ആയിട്ടുള്ള Basic Chocolate Sponge Cake || Oven and without Oven

Ingredients;
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 All purpose flour-1 cup-2 tbsp Cocoa powder-2 tbsp Milk powder-1 tbsp Baking powder-1 tsp Baking soda-1/4 tsp Salt-2 pinch Egg-4 medium size Sugar-1/2 cup+2 tbsp Vanilla extract-1 tsp Instant Coffee powder-1 tsp Hot water-1+1/2 tbsp Sunflower oil-1/4 cup Warm Milk-1/4 cup+2 tbsp