Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   2 1/2  pounds        beef flank or round steak
                        salt and pepper -- to taste
   1      tablespoon    Worcestershire sauce
                        paprika
   2      medium        onions -- thinly sliced
     1/2  pound         mushrooms -- sliced
                        or
   2      4 oz cans     mushrooms -- drained
                        chopped parsley

Preparation:

With sharp knife, score meat about 1/8 inch deep in diamond pattern on top side of meat. Season with salt and pepper. Rub in Worcestershire sauce and oil. Sprinkle top with paprika. Place sliced onions and mushrooms in Crock-Pot. Roll flank steak, if necessary, to fit easily, and place on top of onions. cover and cook on Low for 8 to 10 hours or on High for 4 to 5 hours. Remove steak to warm carving platter and cut across the grain in thin diagonal slices. Serve with onions and mushrooms, pouring unthickened gravy over all. Sprinkle with parsley.