Sloppy Joe Casserole Recipe - This Mom Can Cook

Ingredients

• 1 pound lean ground beef
• 1/3 cup chopped onion
• 2/3 cup milk
• 1 can tomato sauce (15oz)
• 1 tsp mustard
• 2 tsp Worcestershire sauce
• 2 tbs vegetable oil
• 1 egg
• 1/2 cup shredded cheese
• 1 box Krusteaz Honey Cornbread & Muffin MIx (15 oz)