Ingredients
1 pound ground beef1 cup chopped onion1 can (15 ounces) tomato sauce1/2 teaspoon salt1/2 teaspoon dried oregano1/4 teaspoon pepper1 garlic clove, minced2 cups uncooked elbow macaroni1 cup shredded cheddar cheese1 large egg, lightly beatenCHEESE SAUCE:3 tablespoons butter, melted3 tablespoons all-purpose flour1-1/2 cups whole milk1 cup shredded cheddar cheese1/2 teaspoon salt
Preparation
In a large skillet, cook beef and onion over medium heat until meat is no longer pink; drain. Stir in the tomato sauce, salt, oregano, pepper and garlic. Cover and simmer for 15 minutes.
Meanwhile, cook macaroni according to package directions; drain and rinse.
In a large bowl, combine the macaroni, cheese and egg; set aside. In a large saucepan, melt butter. Stir in flour until smooth; gradually add the milk. Bring to a boil; cook and stir for 2 minutes or until thickened. Remove from the heat and stir in cheese and salt.
Spoon half of the macaroni mixture into a greased 13x9-in. baking dish. Spread with meat mixture; top with remaining macaroni mixture. Pour cheese mixture over top.
Bake at 350°, uncovered, for 30 minutes or until heated through. Let stand for 5-10 minutes before serving.