Chocolate Chiffon Cake

Ingredients: 7 eggyolks 3/4 cup sugar 1/2 cup cooking oil 3/4 cup hot water 1 tsp instant coffee 1/2 cup cocoa powder 1 3/4 cup all purpose flour 1 tsp salt 2 tsp baking soda for Meringue: 7 eggwhites 1cup sugar *Baking Temp 165 degrees C pre-heated oven *Baking Time 55 - 60 mins depends on your oven