Finely chop the onion and fry in a saucepan in goose lard without browning until translucent.
Peel, quarter and core apples and divide all pieces again. Add the apple pieces with sugar and red cabbage to the onions. Add the lightly pressed juniper berries, clove nails, bay leaf, cinnamon stick, the juice of half a lemon and red wine.
Simmer for half an hour with the lid closed. Season to taste with salt and pepper. Cook for another quarter of an hour without the lid to reduce the liquid.