Step 1.
- In a large pitcher, combine the sake and sparkling water.
Step 2.
- Add the mixed berries and sliced citrus fruits to the pitcher.
Step 3.
- Stir gently to combine the ingredients.
Step 4.
- Let the mixture sit for about 5-10 minutes to allow the flavors to meld.
Step 5.
- Serve over ice in a wine glass and garnish with fresh mint leaves.