Separate the whites from the yolks. Egg whites are broken down into hard snow with sugar. Then beat egg yolks with pre-melted butter and milk. Add a trickle is egg white while stirring with a spoon. Then put the flour and stir with a spoon. Finally put peanut butter, grated orange peel and orange juice. Bake at 150 C, with a stick check whether it is baked. While baking glaze - 120 g peanut butter mix it with powdered sugar and orange peel, beating with mixer. Once you earn the cake from the oven smeared with icing.