Combine mint, sugar and 2 cups water in a saucepan. Simmer 10 minutes. Set aside. Place tea bags in pottery bowl and pour on boiling water. Let stand until cool. Remove tea bags. Strain sugar syrup into cooled tea. Refrigerate. When cold, pour into tall glasses with chunks of ice or cubes. Garnish glasses with slices of lemon or orange and sprigs of fresh mint leaves.