Grease a fat pan (approx. 32 x 39 cm; approx. 3.5 cm high) and dust with flour. Mix 250 g fat, lemon peel, sugar and 1 pinch of salt until creamy. Stir in the eggs one by one. Mix 300 g flour and baking powder, alternating with 100 g cream and lemon juice.
Spread on the fat pan. Bake in the preheated oven (electric cooker: 200 °C/circulating air: 175 °C/gas: level 3) for 15-20 minutes. Let them cool down
Wash, clean and slice the strawberries. Peel the mango, cut the flesh from the stone and cut into slices and/or cubes. Peel kiwis and cut into slices. Finely chop chocolate
Cut the cake into about 20 pieces. Whip 300-400 g cream until stiff, sprinkle with vanillin sugar. Fill into a piping bag with star-shaped spout and squirt "eggs" onto the pieces. Cover with fruit just before serving. Sprinkle with chocolate and pistachios, dust with icing sugar. Decorate with mint