1 c. uncooked macaroni
2 c. diced cooked chicken
1 c. shredded cheddar cheese
1/4 c. chopped pimento
1 can cream of chicken soup
1/2 c. milk
4 oz. can mushroom pieces, drained

TOPPING:

1 c. soft bread crumbs
2 tbsp. melted butter

Cook macaroni, according to package directions; drain. Mix with rest of ingredients, except crumbs and butter. Pour into baking dish. Blend crumbs and butter together and sprinkle on top of casserole. Bake at 350 degrees for 50 minutes, uncovered.