01 -
Combine 2 cups sliced strawberries, sugar, and water in a small saucepan. Bring to a gentle simmer over medium heat and cook for 8-10 minutes, stirring now and then, until the berries are soft and the syrup is deep pink.
02 -
Pour the mixture through a fine mesh sieve into a bowl. Press lightly to extract the syrup, then discard the solids. Refrigerate the syrup until cold, or set the bowl over ice to cool it faster.
03 -
In a large pitcher, stir together the chilled strawberry syrup, white wine, orange juice, and orange liqueur if using. Add the sliced strawberries and orange slices.
04 -
Gently slap the mint leaves between your palms to release their aroma. Add them to the pitcher, cover, and chill for at least 1 hour and up to 8 hours.
05 -
Right before serving, stir in the cold club soda. Pour into ice-filled glasses and garnish with extra mint, strawberries, and orange slices if you like.