Toss all the vegetables and herbs of choice with the avocado oil.
Roast in a 350 degree oven for about 45-60 minutes until vegetables are tender and sweet.
Place the whole kit and kaboodle (in two batches if necessary) into the , I blended for about 2 minutes. Alternately, you can use a food processor. Process until creamy and the tomato peels are undetectable. about 5 minutes.
If the end sauce is a bit thin (will depend on which tomatoes and vegetables you chose), simply simmer over medium low heat on the stove to evaporate some water and condense the sauce to your preferred thickness!