Combine all the ingredients into a mixing tin, and dry shake to emulsify egg white.
Add ice and shake again for 10 to 15 seconds.
Fine-strain into small rocks glass but with no ice.
Garnish with dehydrated beetroot sugar.
*Black sesame orgeat syrup: Lightly toast 2 cups of black sesame seeds in a pan. Let cool, then blend in a blender or food processor. In a separate saucepan, bring 1 1/2 cups sugar and 1 1/4 cups water to a light simmer. Once the sugar has dissolved, add the blended sesame seeds to the saucepan. Bring to a boil over medium heat, then remove from heat and cool for 3 hours. Once the mixture has cooled, strain through a fine-mesh strainer or cheesecloth until silky. Add 1 tsp orange blossom water and 1 oz vodka. Bottle and refrigerate. Can be stored for up to 3 months.