crock pot bacon cheeseburger supper

Ingredients

• 1 1/2 pounds ground beef
• 1 large onion, chopped
• 1 package onion soup mix, dry
• 1 box bacon & cheddar scalloped potatoes
• 1 cup corn, frozen, thawed
• 1 cup water or beef broth
• 1 can cream of celery soup
• - salt & pepper, to taste
• 6 slices bacon, cooked crisp & crumbled
• 2 tablespoons ketchup
• 1 tablespoon mustard
• 4 thick slices american cheese (or 8 thin slices)