Hash Brown Casserole
["1 pkg. Betty Crocker hash brown potatoes", "4 c. very hot water", "1 1/2 tsp. salt", "1 c. shredded Cheddar cheese", "1 c. sour cream", "1 can cream of celery soup"]
["Heat oven to 350\u00b0.", "Cover potatoes with water in 2 1/2-quart bowl.", "Stir in salt and let stand, uncovered, 15 minutes.", "Drain thoroughly."]
["potatoes", "very hot water", "salt", "Cheddar cheese", "sour cream", "cream of celery soup"]