Baked Macaroni And Cheese
["1 (8 oz.) pkg. elbow macaroni", "1/4 c. butter or margarine", "1/4 c. all-purpose flour", "1 tsp. salt", "1/8 tsp. pepper", "2 c. milk", "2 c. Cheddar cheese, grated", "1 large tomato, thinly sliced"]
["Preheat oven to 375\u00b0.", "Cook macaroni as package label directs. Drain."]
["elbow macaroni", "butter", "all-purpose", "salt", "pepper", "milk", "Cheddar cheese", "tomato"]