For the marinade: – 1/4 cup olive oil – 2 Tablespoons balsamic vinegar – 1 Tablespoon red wine vinegar – 1 teaspoon dried oregano – 1/2 teaspoon dried basil – 1/2 teaspoon garlic powder – 1 teaspoon dijon mustard – Kosher salt, to taste – A few turns of fresh cracked pepper The veggies: – 2 sweet bell peppers (red, orange, or yellow), sliced – 2 yellow squash, sliced into round – 2 zucchini, sliced in round – 1 small onion (I prefer red, but anything works), sliced thin – 1 lb. asparagus stalks, chopped into 3 inch stalk – 4 ounces goat cheese or feta cheese (optional) – 2 additional Tablespoons high quality balsamic vinegar or balsamic reduction, if desired