Another Baked Bean Casserole

1/2 lb. bacon. diced
1/2 lb. ground chuck
1/2  cup onion, diced
3/4 cup onion, diced
1/2 cup ketchup
1/4 cup brown sugar
1 tsp. dry mustard
2 Tbsp. vinegar
1 can (7 oz.) tomato sauce
1 can (10 oz. mushrooms, drained 
2 cans (14 oz. each) pork and beans
1 can (14 oz. kidney beans

In a large cast-iron frying pan, cook bacon, ground chuck, and onion. Drain fat. Add remaining ingredients. Transfer to casserole. Bake uncovered in 350 F oven for 45 minutes. Serves 8.
©Al (Alex-Alexander) D. Girvan. All rights reserved.