Mix all marinade ingredients and set aside while prepping vegetables.
Wash and prep vegetables for marinade.
Place all vegetables other than the mushrooms in a zip seal bag with marinade and marinate in the refrigerator for no more than 3 hours.
Add mushrooms to marinade 15 minutes before grilling.
Grill on a grate or in a non-stick basket for vegetable grilling until vegetables are nicely browned and slightly softened.
Serve with your favorite grilled meat or fish.