Mighty Mac and Cheese

1 1/3 cups dried corkscrew pasta or elbow macaroni
¼ cup nonfat dry milk powder
¼ cup finely chopped onion
2 tablespoons all-purpose flour
¼ teaspoon salt
1 ½ cups milk
10 slices reduced fat American cheese, torn (7 ounces)
6 flavored crisp breadsticks (such as cheese or garlic) crushed

Preheat oven to 350*.

Cook pasta according to package. Drain; set aside.

Meanwhile, in medium saucepan stir together the milk powder, onion, flour, and salt. Gradually stir in the milk until mixture is smooth. Cook and stir over medium heat until thickened and bubbly. Reduce heat to low. Add the cheese, stirring until melted. Stir in the pasta. Spoon mixture into 1 ½ quart casserole dish.

Bake uncovered for about 25 minutes or until bubbly, stirring once and topping with crushed breadsticks after 15 minutes. Let stand 5 minutes before serving.