Heat clarified butter. Fry the pineapple cabbage in it while turning. Add 1-2 tablespoons of water if necessary and braise everything covered for about 10 minutes. Season to taste with salt and pepper
Stir together the sour cream and mustard. Season to taste with salt, pepper and sugar. Cut the pretzel sticks lengthwise
Spread the lower halves with a little mustard cream. Spread sauerkraut on top. Place the cold cuts on top and add the remaining mustard cream in patches. Sprinkle with fried onions and place the upper halves on top. Garnish as desired with cherry tomatoes and parsley
Drink: cold beer