1. In a large saucepan cook ground beef, onion, sweet pepper, and garlic until meat is brown. Drain. Add undrained diced tomatoes, tomato sauce, tomato paste, Italian seasoning, and black pepper. Bring sauce to boiling; reduce heat. Simmer, uncovered, for 15 minutes, stirring occasionally.

2. Meanwhile, prepare Cooked Spaghetti Squash. Serve sauce over squash. Sprinkle with Parmesan cheese. If desired, garnish with basil leaves.