Ham Or Turkey Tetrazzini
["1/4 c. margarine", "1/4 c. flour", "2 c. milk", "1 1/2 c. diced, cooked turkey or ham", "1 1/2 c. cooked spaghetti", "1/2 c. mushrooms (optional)", "1 1/2 tsp. salt", "1/8 tsp. pepper", "3/4 c. grated Cheddar cheese", "3/4 c. bread crumbs (plain)"]
["Melt margarine in medium to large saucepan and add flour.", "Stir well until blended.", "Gradually add milk.", "Cook over low heat for 5 minutes or until thick.", "Add seasonings, turkey or ham, spaghetti, mushrooms and cheese.", "Place in a 2-quart casserole dish.", "Sprinkle with bread crumbs.", "Bake at 350\u00b0 for 25 minutes or until brown and bubbly."]
["margarine", "flour", "milk", "ham", "mushrooms", "salt", "pepper", "Cheddar cheese", "bread crumbs"]