Delightful for a party or even for a lazy Saturday brunch, this no-booze spin on a classic cocktail is fun to make and a tasty mix of flavors.
1/4 ruby or pink grapefruit, cut into small chunks and seeds removed
2 tbs. agave syrup or honey
12 fresh mint leaves, roughly torn
1/2 cup pink grapefruit soda or flavored mineral water, plus more as needed
mint sprigs, for garnish