Delicious Rigatoni Pasta Pie

Ingredients

• 1 tablespoon olive oil
• � pound ground sirloin
• 3 cloves garlic, minced
• � an onion, finely diced
• a pinch crushed red pepper flakes
• salt and pepper, to taste
• 1 (28 ounce) can whole peeled tomatoes
• 1 pound rigatoni pasta
• 2 tablespoons freshly grated parmesan cheese
• 2 cups mozzarella, shredded