peel garlic cloves and chop them very finely.
add all the ingredients into a kitchen machine (excepts the olive oil and mayonnaise). Switch on the kitchen machine and mix all the ingredients at medium speed. Slowly start adding the olive oil and mix until your aioli is getting thick.
if the garlic taste is too strong for you, try adding vegan mayonnaise, it will help reducing the garlic flavor.
rinse off all the veggies (except avocado) and pat dry.
cut eggplant and zucchinis into strips. Half sweet corn and avocado. Also remove the avoda core.
baste the veggies with canola oil and put them onto the grill. Roast until soft whilst turning them from time to time.