Peel the onion and cut into small cubes. Clean and wash spring onions and cut them diagonally into thin rings. Wash apples, grate dry, quarter and remove the core. Cut the apple quarters into small cubes. Boil up vinegar, sugar, honey, bay leaf and juice.
Add apples and onion and simmer for about 5 minutes. Wash the thyme and pluck off the leaves. Add spring onions and thyme to the apples. Simmer for 3-4 minutes and season with salt
Peel and finely chop the garlic. Peel, wash and slice the potatoes. Heat lard and oil in a pan. Fry the potato slices one after the other at medium heat until golden brown. Put fried potato slices in layers with sea salt and chopped garlic in an ovenproof pan or dish (approx. 22 cm) and press them on. Bake in a preheated oven (electric cooker: 200 °C/ convection oven: 175 °C/ gas: level 3) for approx. 20 minutes. Remove the potato cake, cut into quarters and serve hot with chutney