The butterfly pea flower is the ingredient that gives Empress gin its gorgeous color, but other all-natural ingredients include botanicals: juniper, rose petals, ginger root, cinnamon bark, grapefruit peel and Fairmont Empress blend tea.
This is the Q1908 cocktail from Empress Gin, created by "Q at the Empress," at the Fairmont Empress Hotel in British Columbia, Canada. The Ingredients listed here, but see the 3rd link for the recipe:
See more purple cocktail bef-afters via the first two links below. And see more about Empress Gin via links 3 and 4 to the website and Instagram.