Easy Slow Cook Barbecue - cooking recipe

Ingredients

2 lb. ground chuck (not browned)
1 c. onion, chopped
1 c. mango or celery, chopped
4 Tbsp. mustard
2 Tbsp. vinegar
2 Tbsp. brown sugar
1 bottle catsup (14 oz.)

Preparation

Place all ingredients in large casserole.
Stir.
Bake for 2 hours at 350\u00b0.