Clean cabbage, wash it. Cut out the stalk. Blanch the cabbage in boiling salted water, removing 16 leaves bit by bit. Cut thick veins of leaves flat. Lay 2 leaves overlapping on top of each other.
Soak the buns. Peel and chop onion. Knead with minced meat, squeezed out roll and egg, season. Spread on the leaves. Beat the edges inwards, roll up. Wrap with bacon, tie up with thread
Cut the remaining cabbage into strips. Heat clarified butter in a large roasting pan. Fry the roulades in it all around. Add the cabbage strips and sauté briefly. Deglaze with 1/2 l water. Bring to the boil, stir in stock. Cover and stew for about 45 minutes.
Take out the roulades. Stir starch and sour cream until smooth. Stir into the stock, bring to the boil. Add the roulades. Chop parsley and sprinkle over the top. Add: Boiled potatoes