ingredients1 lb. ground beef (i used extra lean gr but any variety will work) 1 cup diced onion 1/2 teaspoon salt 1 teaspoon worcestershire sauce 1/4 cup ketchup 1 cup shredded cheddar cheese (i used 2% shredded cheddar) 1/2 cup bisquick baking mix (i used heart smart bisquick, but any other similar all-pu