In a medium pot , add the mint and water then bring to a boil. Add tea and sweetener of choice. Cover and let tea steep for 3 minutes
In a blender, add the fresh fruit and puree, or use frozen pulp. Add pulp to tea and let stand another 3 minutes
Strain into a large pitcher with a fine mesh sieve. Press down pulp, getting all the juice into the tea.
Taste and add more sweetener if needed. Let cool, then chill in the refrigerator for at least 2 hours.
Serve over ice with extra berries and mint sprigs as garnish