Party Potato Casserole - cooking recipe

Ingredients

2 (10 3/4 oz. each) cans cream of celery soup
1 (8 oz.) carton dairy sour cream or unflavored yogurt
1 (32 oz.) bag frozen hash brown potatoes *
1 medium onion, chopped
3 Tbsp. diced pimento
2 tsp. salt
1 green pepper, chopped
1/8 tsp. pepper
1/4 c. grated Parmesan cheese (optional)

Preparation

*Eight cups of cubed potatoes (about 8 medium) can be substituted for the frozen potatoes.