Cream butter and sugar till pale and creamy

Add eggs one by one. Sift the flour and baking powder then slowly add to the mixture and lastly add essence and milk

Separate the mixture in 4 bowls and add the colours, pour batter one after another in the cupcake cases and bake in oven for 35 min at 180° when done check with a toothpick if it comes out clean then they are done.