Creamy Sausage Rigatoni with Spinach Garlic and Tomato Cream Sauce

Ingredients

• 12 oz rigatoni pasta
• 1 lb Italian sausage, casings removed
• 3 tbsp olive oil
• 1 medium onion, finely chopped
• 4 cloves garlic, minced
• 1/2 tsp red pepper flakes (optional)
• 1 can (14.5 oz) diced tomatoes, drained
• 1 cup heavy cream
• 1/2 cup chicken broth
• 3 cups fresh spinach, roughly chopped
• 1/2 cup grated Parmesan cheese
• Salt
• pepper
• Fresh basil, chopped, for garnish