Vanilla Cupcakes

Ingredients :
150g unsalted butter
133g caster sugar
2 tbsp vegetable oil
1 tsp vanilla extract
Zest of 1 lemon
2 eggs
160g self raising flour
100g plain flour
200ml milk

Method :
1.Preheat the oven 180C
2.Beat the butter, vegetable oil, sugar, vanilla and lemon zest with electric mixer until pale and fluffy. Add the eggs one at the time, beating well after each addition
3.Sift the flour together. Using the wooden spoon, fold the flour and milk alternately into the creamed mixture
4.Spoon into the paper case and bake for 20-25 min or until a skewer comes out clean
5.Leave in the tray for 5 min before turning out onto the wire rack.