Rim a Collins glass with a Tang rim** and set aside.
Add all ingredients into the glass over ice.
Garnish with a lime wheel.
*Dew syrup: Combine 4 cups sugar, zest of 10 limes, zest of 10 oranges, 4 tsp citric acid and 1 tsp malic acid in large container. Let sit for 3 hours or up to 1 day. Add 8 oz fresh orange juice, 2 oz fresh lime juice and 4 cups hot water and stir to dissolve sugar. Strain through chinois to remove solids.
**Tang rim: Rim the glass with a mixture of 1/2 cup ground dried orange peel, 1/2 cup sugar and a 1/8 tsp citric acid.