Give 'em Hell, Roscoe

Ingredients
  • 2 oz Bourbon, Buffalo Trace
  • 1 1⁄4 oz Grade B maple syrup (in a 1:1 syrup)
  • 1⁄4 oz Amaretto, Lazzaroni
  • 1⁄2 oz Lemon juice
  • 4 ds Bitters, Angostura
  • 1 pn Cinnamon (as garnish)