Spaghetti Squash with Meat Sauce

Name: Spaghetti Squash with Meat Sauce
Ingredients: 1 pound Ground Beef (93% lean or leaner); 1 medium yellow onion, chopped; 1 tablespoon minced garlic; 1 can (15 ounces) no salt added or regular tomato sauce; 1 can (14.5 ounces) Italian-Style diced tomatoes, un-drained; 1 can (6 ounces) tomato paste; 1/4 to 1/2 teaspoon crushed red pepper; 1 medium spaghetti squash (about 3 to 3-1/2 pounds), cut in half lengthwise, seeds removed; Toppings (optional):; Thinly sliced fresh basil and grated Parmesan cheese