Cream fat and sugar with the whisk of the hand mixer. Stir in the eggs one after the other. Mix flour, starch, baking powder, salt and lemon peel and stir in. Add 2 tablespoons of lemon juice and also stir in. Fill the dough into a greased box form (25 cm long) sprinkled with breadcrumbs and smooth it down. Bake in a preheated oven (electric: 175 °C/ gas: level 2) for 60-65 minutes.
Allow to cool slightly, turn out of the tin and let it cool down. Mix icing sugar, remaining lemon juice, liqueur and yellow food colouring. Spread the icing on the cake and let it dry. Decorate as desired with sugared lemon slices and arrange on a cake plate. Makes about 16 pieces
Waiting time approx. 1 hour