For the cakes: Heat the oven to 220/210 fan/gas Beat butter and sugar until pale and fluffy. add the eggs one by one and whisk in between every addition. then add the flour, vanilla and milk and whisk until you get a batter. scoop big spoons of batter into the cases and pop them into the oven for 30 mins. after, take them out and let them cool by a windowsill for 20 mins.