1 (9 oz.) pkg. spaghetti
1 1/4 c. cream of mushroom
3 tbsp. butter
1 c. milk
1/2 lb. American cheese
1 1/2 c. flaked crabmeat
1/8 tsp. pepper

Cook spaghetti in boiling salted water until tender; drain. Heat soup, stirring until smooth. Add butter and milk. When hot, remove from heat and stir in grated cheese. Combine cheese sauce with spaghetti, crab, and pepper; put in greased shallow casserole. Bake in 375 degree oven about 30 minutes.