High West Night Hawk Cocktail with garnishes

1 oz Double Rye!
1 oz Mezcal
1 oz Fresh Lime Juice
0.5 oz Serrano Agave
0.25 oz Pamplemousse Liqueur 
0.25 oz Ancho Reyes
Grapefruit Twist Garnish

Add all ingredients to a shaker with ice and shake until chilled. Strain into a rocks glass over cube ice and garnish with a grapefruit twist.