Kástra Sour

2oz Kástra Elión
.5oz Fresh squeezed lime
.5oz Simple Syrup
.5oz chambord
1 Egg White
Spray of Bitters

Place the lime juice, simple syrup, Chambord, egg white, & Kástra into the shaker. Dry shake vigorously for 10 seconds. Add ice, seal again, and shake for 7 to 10 seconds more to chill. Double strain into a coupe glass. A spray of bitters.