Chocolate Cake| Chocolate sponge cake| Basic cake recipe

Ingredients:
Egg- 4 ( At room temperature)
powdered Sugar-1 cup ( 150g, mentioned 125 g in video, by mistake.). it's is equal to 3/4 cup regular granulated sugar. I powdered regular sugar.
Salt-1/4 teaspoon
Baking soda-1/4 teaspoon
Baking powder-1 &1/2 teaspoon
Cocoa Powder-1/2 cup (50 g)
All Purpose flour/ plain flour-1 cup ( 130 g)
Vegetable Oil-3/4 cup (180 ml)
Vanilla Essence-1&1/2 teaspoon