Peel, quarter and core the apples. Cut apple quarters into slices. Boil 250 ml lemonade. Mix starch, 4 tablespoons sugar and 40 ml lemonade until smooth. Bind lemonade with it, bring to the boil again.
Stir in apple pieces, take pot off the stove.
For the sponge mixture, mix the fat, 150 g sugar and salt until creamy. Stir in the eggs one after the other. Mix flour and baking powder, alternately stir in 4 tbsp. lemonade into the dough. Put the dough into a greased, flour-spread tart tin (26 cm Ø) with lift-off base and smooth it down.
Spread apples evenly on the dough.
Bake in the preheated oven on the lower shelf (electric oven: 200 °C/ circulating air: 175 °C/ gas: s- manufacturer) for approx. 1 1/4 hours (stick test !!!). Reduce the oven temperature approx. 30 minutes before the end of the baking time (electric oven: 175 °C/ convection oven: 150 °C/ gas: s.
manufacturer). Cover the cake with baking paper. Remove the cake, let it rest in the mould for about 10 minutes, carefully lift it out of the mould and let it cool down.