Italian simple cake ingredients: 150g potato starch 200g flour 200g sugar 100g butter 3 eggs 15g baking powder Milk steps: mix the 3 egg yolks with the sugar and melted butter. Mix slowly with the flour and the potato starch, add the milk (till enough). Lastly add beaten egg white and the baking powder. leave in the oven for 40 minutes at 180° this can be used as a base for any type of decoration and also good as a tea cake. Enjoy!