Mellow Mushroom is a popular pizza restaurant in St. Petersburg. They offer a wide variety of specialty pizzas, including their famous Holy Shiitake Pie, which is topped with shiitake, button, and portobello mushrooms, caramelized onions, mozzarella, and MontAmoré cheese. The restaurant has a laid-back atmosphere and a full bar, making it a great place to enjoy a delicious pizza and a cold beer. Whether you're a vegetarian, a meat lover, or have dietary restrictions, Mellow Mushroom has something for everyone.