Step 1
In a large pot, mix the onion, tomatoes, green bell peppers, red bell pepper, Anaheim chile peppers, banana peppers, and jalapeno peppers. Stir in the tomato sauce, tomato paste, vinegar, diced tomatoes, and brown sugar. Season with chili powder, Italian seasoning, and salt. Bring to a boil, reduce heat to low, and simmer 1 hour.