Ingredients: 
1.5 oz Thyme infused Reyka Vodka
1 oz Solerno Blood Orange Liqueur
1 oz fresh lemon juice
1/4 oz Rothman and Winter Creme de Violette
3 drops of Rhubarb Bitters (I used Fee Brothers)
Garnish with (blood) orange slice dusted in sparkling sugar

Preparation: 
Chill cocktail glass.
Add all ingredients to a shaker filled with ice.
Shake hard and double strain over a large ice cube in an old fashioned glass.
Garnish with sugared orange slice

(source: Creative Culinary)