Step 1) place all ingredients (besides apple vinegar, orange juice and canola oil) in 2 inch half hotel pan and mix ingredients together.
Step 2) Roast all ingredients in hotel pan at 500 degrees for 9 min, on convection in alto-sham, then cool for 10-15 minutes
Step 3) put roasted veg, apple vinegar and orange juice into vitamix, blend on medium speed, emulsify with reserved canola oil until you get the right viscosity. You do not have to use all of the canola oil.