MPK's Basic Tomato Sauce

1 28-oz can diced tomatoes
1 28-oz can while tomatoes
1 yellow onion, diced
10 basil leaves, shredded
4 cloves garlic, diced
1/2 tsp red pepper flakes
1/2 tsp sugar
1/4 tsp dried oregano
olive oil
salt and pepper

Directions:
1. Heat 1 T olive oil on medium in dutch oven.  Add garlic and red pepper flakes and cook 1 minute.  Add onion and cook additional 5 minutes, until just beginning to brown.
2. Add tomatoes and remaining spices, 1/2 tsp salt and 1/2 tsp fresh ground black pepper.  Bring to boil, cover and lower to simmer for 60 minutes.
3.  Remove cover and simmer additional 60 minutes.  Pulse with hand mixer until desired chunkiness and simmer additional 30 minutes.  Salt and pepper to taste.