Ginger-Hibiscus Sparkler

Name: Ginger-Hibiscus Sparkler
Prep time: 5 min
Cook time: 5 min
Total time: 10 min
Cuisine: American
Ingredients: 0.25 cup dried hibiscus petals; 1.5 cups boiling water; 0.5 cup fresh lime juice; 0.5 cup ginger liqueur (such as Domaine de Canton®); 0.5 cup ginger beer; 4 sprigs fresh mint for garnish; fresh ginger, peeled and thinly sliced