Discover an exquisite Oyster Bar with fresh oysters, crab, shrimp, clams, and ceviche at Ostra, a romantic restaurant with inspiring views of the River Walk in San Antonio, TX. Situated at Mokara Hotel & Spa, this seafood hotspot also features an award-winning wine list and the largest selection of tequilas and Mezcals in downtown San Antonio. Enjoy exotic, creative dishes of sustainable seafood and seasonal ingredients.