Delicious Tex-Mex Macaroni and Ground Beef Casserole

Cook macaroni or mini ziti in boiling salted water as directed on the package. Drain and rinse with hot water; set aside. Featured Video Heat oven to 350 F. Grease a 2 1/2 to a 3-quart baking dish or spray with nonstick cooking spray. In a large skillet, brown the ground beef, stirring and breaking up, with the onion until onion is softened. Add the bell pepper and continue cooking, stirring, until beef is no longer pink. Add the garlic and taco seasoning and cook for 1 minute longer. Add soup, tomato paste, diced tomatoes, and half of the cheese. Cook, stirring, until blended and bubbly. Add the drained macaroni and spoon into the prepared baking dish. Top with the remaining cheese and bake for 10 to 15 minutes, or until the casserole is bubbly and cheese topping has melted.