Bring 18 ounces (2 1/4 cups) of cold water to a boil in a small saucepan
. Add the tea bags and steep
for 10 minutes. Remove the bags and discard.
Pour the wine
into a large container or pitcher and add the tea, grapefruit
juice, pisco, simple syrup
, half of the diced mango and all of the orange
slices. Cover and let sit in the refrigerator for at least 4 hours and up to 24 hours.
Just before serving, add the remaining diced mango
and the berries. Serve very cold over ice.