Chicken Acapulco With Peanuts
["1 medium onion, chopped", "1 Tbsp. margarine", "3 c. chopped, cooked chicken (suggestion: 3 large breasts)", "2 cans cream of chicken soup (undiluted)", "1 (8 oz.) carton sour cream", "1 (4.5 oz.) jar sliced mushrooms, drained", "1 (4 oz.) can chopped green chilies, drained", "1/2 c. chopped dry roasted, unsalted peanuts", "salt to suit your taste", "1/8 tsp. pepper", "8 (10-inch) flour tortillas", "1 c. shredded sharp Cheddar cheese"]
["Saute onion in margarine in a small saucepan until tender.", "In a large bowl, mix the sauteed onion with the next 8 ingredients, mixing well.", "Reserve 1 can of soup.", "Spoon 2/3 cup of chicken mixture in center of each tortilla.", "Roll up; place, seam side down, in a lightly greased 13 x 9 x 2-inch pan.", "Combine the shredded cheese and 1 can cream of chicken soup.", "Spread over the tortillas.", "Bake, uncovered, at 350\u00b0 for 35 minutes.", "Yields 4 servings."]
["onion", "margarine", "chicken", "cream of chicken soup", "sour cream", "mushrooms", "green chilies", "peanuts", "salt", "pepper", "flour tortillas", "Cheddar cheese"]