Ginger Beef Stir Fry

1 pound top sirloin steak

1 can (8 oz.) water chestnuts -- drained

2 Tablespoons vegetable oil

3 medium carrots, cut in 2 inch sticks

1 medium onion -- sliced

1 clove garlic -- pressed

1 Tablespoon chopped fresh ginger root

1 large green bell pepper -- chunked

1 quart salad lettuce

1/4 cup orange marmalade

2 Tablespoons soy sauce

Thinly slice sirloin against grain in 1 inch wide strips. Cut each water chestnut in half. In a large skillet or wok, quickly brown sirloin in hot oil. Stir in chestnuts, carrots, onion, garlic and ginger until onion is soft. Stir in pepper and lettuce for one minute. Stir in marmalade and soy sauce. Cook, stirring about 2 minutes. Serve at once. Makes 4 servings.