Peel and finely chop the onion. Cut the cabanossi into slices. Heat oil in a pan. Brown the cabanossi briefly in it and take it out. Sauté onion in frying fat.
Add sauerkraut, bay leaf and juniper berries and braise. Drain the pineapple. Collect the juice. Cut 3 pineapple rings into pieces and add to the sauerkraut with the juice. Add stock and bring to the boil. Braise everything over medium heat for about 15 minutes. Add Cabanossi shortly before the end of the stewing time. Bring 200 ml water to the boil. Stir in the puree and let it swell for 1 minute. Stir again.
Add Cabanossi shortly before the end of the stewing time. Bring 200 ml water to the boil. Stir in the puree and let it swell for 1 minute. Stir again. Fry the pineapple slice in a little fat. Arrange the sauerkraut with the puree on a plate. Garnish with pineapple slice and parsley