Grease a box form (approx. 30 cm long) and line it with baking paper. Separate 3 eggs. Cream fat, sugar, vanilla sugar and salt with the whisk of the hand mixer. Stir in 2 whole eggs and 3 egg yolks separately. Mix flour and baking powder and stir in briefly, alternating with the amaretto. Peel, quarter and core apples.
Grate half of the apples, cut the rest into approx. 1 cm thick pieces. Sprinkle with lemon juice in between. Stir the grater into the dough. Spread the dough into the tin. Spread apple pieces on the dough. Whip 3 egg whites until stiff, sprinkle with icing sugar and cinnamon. Fold in ground almonds. Spread meringue on the apples. Bake in the preheated oven (electric cooker: 175 °C/ gas: level 2) for about 1 1/2 hours. Leave to cool in the mould. Lift the cake out of the tin. Roast the flaked almonds in a pan without fat.
Fold in ground almonds. Spread meringue on the apples. Bake in the preheated oven (electric cooker: 175 °C/ gas: level 2) for about 1 1/2 hours. Leave to cool in the mould. Lift the cake out of the tin. Roast the flaked almonds in a pan without fat. Sprinkle the cake with 2 teaspoons of icing sugar and the almonds. Makes about 16 pieces