(Old-fashioned Polish Recipe)

Ingredients

3.5 lb boneless beef
1 large onion
5-7 mushrooms
salt, pepper
1 cup sour cream
1 tbspn flour
1 tbspn butter/fat

Marinade:
1 cup vinegar
2 cups water
2 large onions
2 bay leaves
10 pepper corns
10 allspice berries
10 juniper seeds
pinch of sugar
¼ tspn salt

Tenderize beef with a mallet and place in a stone bowl. Prepare the marinade. Add bay leaves, pepper, allspice, juniper, sugar, and salt to the water. Bring to a boil and simmer for about 3 minutes. Chop the onion and add it to the boiling marinade. Let simmer for a bit longer, then add vinegar and continue to cook for an additional minute. Set aside to cool.

Cover beef with the cooled marinade and refrigerate. Marinate for 4-5 days, turning the beef once each day. After marinating, rinse the beef in water and rub with salt and pepper. Let sit for 30 minutes. Strain and reserve the marinade.

Heat butter in a pan and fry the beef on all sides. Place into a roasting pan with the chopped onions and mushrooms. Add a small amount of water and roast covered in oven. Every once in a while, drizzle with some of the strained marinade. While the beef cooks, mix the flour and sour cream together until smooth. Pour over the meat once it has softened and continue to roast on low heat for an additional 10 mintues.