Agua Fresca is a refreshing drink that combines fresh fruit juice, water and a touch of sugar. This offering from Casa del Rey brings an exciting tequila kick to the classic Mexican refresher. It is a light, vibrant and thirst-quenching cocktail bursting with pineapple, citrus and tequila flavours. Agua Fresca is a refreshing drink that combines fresh fruit juice, water and a touch of sugar. This offering from Casa del Rey brings an exciting tequila kick to the classic Mexican refresher. It is a light, vibrant and thirst-quenching cocktail bursting with pineapple, citrus and tequila flavours. 2400 LONG LAKE ROAD, SUDBURY, P3E5H5, (705) 522-8000