Ingredients
2 cups uncooked elbow macaroni2 cups hot water1/3 cup butter, cubed1/4 cup chopped onion3/4 teaspoon salt1/4 teaspoon pepper1/4 teaspoon ground mustard1/3 cup all-purpose flour1-1/4 cups milk8 ounces process cheese (Velveeta), cubed
Preparation
In a 2-qt. microwave-safe dish, combine the first seven ingredients. Cover and microwave on high for 3 minutes; stir. Cover and cook at 50% power for 3 minutes or until mixture comes to a boil.
Combine flour and milk until smooth; gradually stir into macaroni mixture. Add cheese. Cover and cook on high for 6-8 minutes or until the macaroni is tender and sauce is bubbly, stirring every 3 minutes.