- 2/3 pound uncooked elbow macaroni
 - 10 ounces extra-sharp Cheddar cheese, cubed
 - 1 1/2 cups hot milk
 - 1/4 cup all-purpose flour
 - 1/2 small onion, cut into chunks
 - 1 tablespoon Worcestershire sauce
 - 1/4 teaspoon black pepper
 - 1/2 teaspoon salt
 - 1/2 teaspoon dry mustard powder
 - 1 pinch garlic powder
 - 1/4 cup toasted wheat germ
 - 1/4 cup grated Parmesan cheese
 
- Preheat oven to 350 degrees F (175 degrees C). Butter a 2-quart casserole dish.
 - Bring a large pot of lightly salted water to a boil. Add macaroni and cook for 8 to 10 minutes or until al dente; drain well and pour into prepared casserole dish.
 - Meanwhile, place the Cheddar cheese, hot milk, flour, onion, Worcestershire sauce, pepper, salt, mustard powder, and garlic powder in the bowl of a blender. Blend until cheese is melted and onion is finely chopped.
 - Pour cheese mixture over macaroni. Sprinkle top with wheat germ and Parmesan cheese. Bake uncovered for 30 minutes.