Tomato and Basil Pasta Sauce

Heat the olive oil in a skillet over medium heat; cook the onion and garlic in the hot oil until tender about 5 minutes. Stir the tomatoes red pepper flakes vinegar and sugar into the onion and garlic mixture; bring to a boil reduce heat to low and simmer until the flavors blend to your liking 45 to 60 minutes. Stir the basil into the sauce; season with salt and pepper.