INGREDIENTS:
2 oz Mezcal
1 / 2 oz fresh lime juice
1 / 2 oz fresh orange juice
1 / 2 oz simple syrup 1:1
3 pineapple chunks
3 cilantro leaves 
2 slices of serrano pepper
STEPS:
- In a shaking tin drop in pineapple chunks, cilantro leaves, and slices of Serrano pepper. 
- Muddle those in the tin. 
- Add the rest of the ingredients. 
- Add ice and shake till well chilled. 
- Strain into an old fashioned glass with ice 
- Garnish with a sprig of cilantro and a chunk of pineapple. 

