
Bright, citrusy, and endlessly refreshing, this homemade sparkling water is the kind of drink that makes you wonder why you ever reached for a store-bought can. A simple grapefruit syrup ā made by gently warming sugar, water, fresh juice, and zest together ā gives the whole thing a vibrant, natural flavor that no artificially flavored seltzer can match. The zest steeps right into the syrup, pulling out those aromatic, slightly bitter notes that make grapefruit so irresistible before being strained out for a perfectly smooth finish. Once you pour in the chilled sparkling water, you get this gorgeous, lightly sweetened fizz that feels genuinely fancy with almost zero effort. It's completely plant-based and built entirely from fruit, sugar, and water, so there's nothing to second-guess about what's in your glass. Serve it over ice with a fresh grapefruit wedge and it looks as good as it tastes ā ideal for a lazy brunch, a backyard gathering, or just a Tuesday afternoon when you want something a little special.
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Learn more ā4 servings






Combine the sugar, water, grapefruit zest, and grapefruit juice in a small saucepan over medium heat, stirring until the sugar is fully dissolved, about 3ā4 minutes. Do not boil.
Remove from heat and let the syrup steep for 15ā20 minutes, until cooled to room temperature and the zest flavor has infused.
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