Balsamic Grilled Zucchini Ingredients 2 zucchinis, quartered lengthwise (for this picture,we found an extra large zucchini at a farmers market) 2 teaspoons olive oil 1/2 teaspoon garlic powder 1 teaspoon Italian seasoning 1 pinch salt 2 tablespoons balsamic vinegar Balsamic vinegar glaze (optional) Instructions Preheat grill for medium-low heat and lightly oil the grate.