Cheesy Potato Casserole
["7 medium size potatoes", "1/4 c. butter, melted", "1 small onion, chopped", "1 tsp. salt", "1/4 tsp. pepper", "1 (8 oz.) carton sour cream", "1 (10 3/4 oz.) can cream of chicken soup (undiluted)", "2 c. grated Cheddar cheese", "3 Tbsp. butter, melted", "1 1/2 c. herb-seasoned stuffing mix"]
["Cook potatoes in water for 30 minutes or until tender.", "Drain and let cool.", "Peel and cut 1/4-inch strips; set aside.", "Combine 1/4 cup butter and next 5 ingredients in large bowl; gently stir in potatoes and cheese.", "Spoon into a greased 13 x 9 x 2-inch dish.", "Combine 3 tablespoons butter and stuffing mix; sprinkle over potato mixture.", "Bake uncovered at 350\u00b0 for 25 minutes."]
["potatoes", "butter", "onion", "salt", "pepper", "sour cream", "cream of chicken soup", "Cheddar cheese", "butter"]