MACARONI AND CHEESE

Step 1

Cook 1 1/2 cups elbow macaroni in boiling salted water till tender; drain. In saucepan, melt 3 tablespoons butter; blend in 2 tablespoons all-purpose flour, 1/2 teaspoon salt and dash pepper. Add 2 cups milk; cook and stir till thick and bubbly. Add 1/4 cup finely chopped onion (optional) and 8 ounces sharp process American cheese, cubed (2 cups); stir till melted.
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Mix cheese sauce with macaroni. Turn into 1 ½ - quart casserole. Sprinkle 1 sliced tomato with salt; arrange atop. Bake at 350deg for 35 to 40 minutes, or till heated through. Makes 6 servings.