Eggs

200g butter, 250g self raising flour, 1 egg, 1tbsp vanilla, 1/2tsp baking powder, 300g sugar,

2 egg whites, 152g caster/powdered sugar, 1tsp vanilla, pro tip: make sure to weigh the egg

200g butter, 300g sugar, 3 large eggs, 200g self raising flour, 1/2tsp baking powder, 1/2tsp