Cabbage Rolls

Ingredients:

12 cabbage leaves
1 cup cooked white rice
1 egg, beaten
1/4 cup milk
1/4 cup minced onion
1 pound extra-lean ground beef
1 1/4 teaspoons salt
1 1/4 teaspoons ground black pepper
1 (8 ounce) can tomato sauce
1 tablespoon brown sugar
1 tablespoon lemon juice
1 teaspoon Worcestershire sauce