Pour 350 ml of boiling water over the tea and let it steep for about 3 minutes. Pour through a sieve, allow to cool slightly and then chill for about 15 minutes. Cut the mango from the stone, peel and dice the flesh.
Wash, quarter, stone and dice the peaches. Peel and chop the ginger. Put everything together in a blender and puree finely. Pour into glasses.