Red Velvet Tray Bake with Aero Topping

Ingredients

225g butter
350g caster sugar
3 eggs
350g plain flour
1 teaspoon bicarbonate of soda
40g cocoa powder
3 tablespoons boiling water
1 teaspoon red gel food colouring
250ml buttermilk
1 teaspoon vanilla extract
1 tablespoon white wine vinegar

half a tub of Betty Crocker vanilla frosting
1 bar of Aero


Method

Preheat the oven to GM4
Cream butter and sugar.
In a separate bowl sift flour