Step 1

Cook macaroni according to package directions; drain and cover to keep warm.

Step 2

In a large skillet over high heat, brown the ground beef, bell pepper, and onion 6 to 8 minutes or until no pink remains in the beef, stirring frequently. Drain off excess liquid.

Step 3

Add macaroni, spaghetti sauce, garlic powder, salt, and black pepper; mix well. Reduce heat to medium-low and simmer 5 to 7 minutes, or until heated through. Sprinkle with cheese and simmer 1 to 2 more minutes or until cheese is melted.