
Heat a saucepan to medium heat and add oil. Add carrots, onion and peppers and cook about 7 minutes to soften.
Add garlic and cook another minute.
Add tomatoes and cook a couple minutes more, breaking apart the tomatoes with a wooden spoon, until it breaks down.
Add remaining ingredients and bring to a quick boil. Reduce heat and simmer about 20 minutes.
Cool then transfer to a food processor or blender. Process until smooth.
Strain the pulp from the sauce and discard it (or keep it to dehydrate and use as seasonings).
Adjust for salt and pepper. Transfer to sterilized bottles for keeping. Enjoy!