4 whole portabella mushroom caps
tablespoons balsamic vinegar
1/3 cup olive oil
1/2 teaspoon garlic, minced
1 teaspoon basil
to taste salt and pepper

Mix together the vinegar, oil, garlic, basil and seasonings.
Place the mushroom (Smooth side down) in a baking dish. Pour the dressing over the mushrooms.
Allow to marinate for 10 minutes, turning once.
Grill for 5-7 minutes, turning once.
Slice and serve on salads,sandwiches or pizzas.