Grapefruit Elderflower Margarita

"This bright and refreshing Grapefruit Elderflower Margarita is easy to make and really delicious. Add an additional level of flavor to this cocktail with elderflower liqueur that blends perfectly with grapefruit! An optional salted rim on this margarita is the right complement to the sweetness from the elderflower liqueur and the agave syrup. This is the perfect drink for a party, get-together, or just because. Use a blanco or silver tequila to make this delicious margarita. This margarita is served on the rocked and can be garnished with a fresh fruit wedge. "