Vistro, the app that allows you to contact restaurants and order food, is now being used in Cayo. Currently, Erva's, D'Vine Cravings, and SweetTeez are on it, and surely many more will join soon. Looks like it's easy to use, and it has good reviews.
"Vistro is a handy app that brings local business together in one place. With plenty of restaurants, smoothies, cafe, and events to find near you. No more searching for cellphone numbers, menus, locations, and opening hours. Our app bridges the gap between customers and businesses. Discover whats happening around your area and how to get there. Users can easily find their way to any restaurants with directions powered by google maps. You can also call or message businesses all in one app."