Stir the margarine in a bowl until frothy. Gradually add sugar, vanilla sugar, egg yolk and lemon zest. Mix in the sifted flour alternately with the milk, tablespoonful at a time. Finally fold in the almond slivers, raisins, lemon peel and orange peel. Put 2 teaspoons in a pile on a greased baking sheet.
Bake in a preheated oven at 200 ° C top / bottom heat (convection: 175 ° C, gas: level 3 - 4) for approx. 15 to 20 minutes.