Tequila Old-Fashioned

2 oz Reposado tequila, Añejo tequila, or mezcal
1/4oz agave syrup
2-3 dashes orange bitters and Angostura® bitters
Orange twist for garnish

1.Combine the tequila/mezcal, agave syrup, and bitters in an ice-filled rocks glass. Stir until chilled. Garnish with the orange twist.