Preheat oven to 375 degrees
Rinse and drain all vegetable. Peel the onions
Cut pototoes into bite sized pieces.
Toss potatoes and onions with olive oil and seasoning; put in baking dish or on baking sheet
Bake for 20 minutes
Cut zucchini into bite size pieces
Toss with olive oil and seasoning
Add to potatoes. Bake together for 10 minutes
Cut yellow peppers into bite sized pieces
Toss cherry tomatoes and yellow peppers with olive oil and seasonings
Add to baking vegetables for an additional 10 minutes
Baking the vegetables in stages insure equal doneness without overbaking the more tender vegetables. Adjust the olive oil and seasonings to taste as needed. Bake uncovered.