Clean, wash and quarter the cabbage and remove the stalk. Cut the cabbage into fine strips. Knead vigorously in a bowl with 2 tsp. salt.
Peel and finely chop the onion. Cut bacon into pieces and fry until crispy in 1 tbsp. hot oil. Take out and let drain on kitchen paper. Steam onion in frying fat until translucent. Deglaze with vinegar and 1⁄8 l water.
Bring to the boil, stir in broth, simmer for 3 minutes. Season with pepper, 1 pinch of sugar and possibly salt. Pour over the cabbage, let it cool down a bit. Then knead well, let it stand for about 1 hour.
Coarsely grate the lye pastry. Whisk eggs. Halve meat loaf. Turn in flour, egg and breadcrumbs one after the other, press on breadcrumbs. Heat 2 tablespoons of oil in a frying pan. Fry the Leberkäse in it for about 3 minutes on each side until golden brown.
Wash and chop the parsley. Fold into coleslaw with the bacon. Season to taste. Serve with meat loaf.