Wash 1 lemon, dab dry and rub the peel. Halve the lemon and squeeze the juice. Peel and wash the carrots, grate roughly and sprinkle with lemon juice. Coarsely grate 150 g marzipan. Cream fat, marzipan, vanilla sugar and salt with the whisk of the hand mixer. Stir in the eggs one after the other.
Stir lemon zest into the fat egg mixture. Mix flour, hazelnuts and baking powder. Alternately stir in the milk briefly. Stir in the carrots. Line recesses (12 pieces) of a muffin tin with paper cups. Fill each trough 3/4 with dough. Bake in the preheated oven (electric: 175 °C/ convection: 150 °C/ gas: level 2) for 25-30 minutes. Let muffins cool down for about 1 hour. Mix 150 g icing sugar with lemon juice to a thick icing. Halve the icing. Colour one half with food colouring in a light blue, the other half pink and cover the muffins with it. Leave to dry.
Let muffins cool down for about 1 hour. Mix 150 g icing sugar with lemon juice to a thick icing. Halve the icing. Colour one half with food colouring in a light blue, the other half pink and cover the muffins with it. Leave to dry. In the meantime knead 50 g marzipan and 25 g icing sugar and form 12 small rabbits. Paint on faces with sugar writing. Place on the muffins and dust with icing sugar