Pasta Rustica

Bahan-bahan (6 porsi)

• 1 tablespoon extra virgin olive oil
• 1 medium yellow onion, (chopped)
• 2 medium garlic cloves, (minced)
• 12 ounces sweet Italian sausage
• 1 teaspoon dried basil
• 1 teaspoon dried oregano
• ¼ teaspoon red pepper flakes
• One 28-ounce can chopped tomatoes
• salt, (to taste)
• 16 ounces penne pasta
• 1¼ cups part skim ricotta cheese
• 2 cups shredded mozzarella cheese
• ½ cup grated Parmesan cheese