The only fast-food restaurant that offers a menu of fat-free foods is Grill’O. They not only give you nutritious food but also do it at a fair price. They sell succulent, juicy, and scrumptious burgers. They have some excellent lunch, family, and kid’s discounts. Delicious Pizzas, Peri-Peri specialties, Fried Style Chicken, and desserts are also available here. In Tariq Road in Karachi, they have their sole branch.