Pasta with Sausage and Peppers

1 lb. rigatoni, penne, or ziti pasta
1 lb. Italian sausage
1 red bell pepper, chopped
1 yellow bell pepper, chopped
1 sm. white onion, chopped
3 cloves garlic, minced
1 (28 oz.) can plum tomatoes with juices
1/2 c. basil, chopped
2 tbsp. olive oil
kosher salt
black pepper
red pepper flakes
3/4 c. Parmesan cheese, grated

1. Cook pasta.
2. Heat 1 tbsp. olive oil in large pan over medium heat and cook sausage. Remove and let cool 2-3 minutes, then slice into 1/4-inch rounds.
3. Add 1 tbsp. olive oil to pan and add onions and peppers. Cook until softened. Add garlic and cook a minute.
4. Return sausage to pan and toss together.
5. Add tomatoes and basil (1 tbsp. dried basil, 1 tbsp. pasta sprinkle).
6. Season with 1/2 tsp. salt, 1/4 tsp. black pepper, and 1/8 tsp. red pepper flakes.
7. Add pasta and cheese.