Add the lime juice and tequila into a glass filled with ice.
Pour Topo Chico over the top and garnish with a lime slice or wedge.
Notes
Add more tequila if you want a more potent cocktail. For spicy ranch water, add in a little slice of jalapeño If you want grapefruit ranch water, add 1 ounce of grapefruit juice. Always taste test and alter the recipe to your liking.Add a splash of agave syrup or simple syrup for a sweeter version.Serve it straight from the bottle by pouring out enough Topo Chico to add the tequila and lime juice.Use good quality tequila for the best results, and remember, always use fresh limes!