Eastern sweets - Chocolate cake with ganache filling

Ingredients:

2 cups of flour

1 teaspoon baking powder

1 teaspoon baking soda

3/4 cup cocoa

200 gm of butter

4 eggs

vanilla

A cup and a half of hot water

A cup and a half of sugar

Filling:

300 gm of chocolate

150 gm of cream

Whipped cream with cocoa for the face