Not Your Mama's Old Fashioned (Tipsy Bartender)

This sounds really good! Love the ingredients.

Recipe
2 oz. Banana Infused Bourbon [1 bottle bourbon, 2 ripe bananas]
½ oz. Amaro Montenegro
½ oz. Spiced Syrup [nutmeg, vanilla bean, allspice, cloves, simple syrup]
2 dashes Angostura Bitters
2 dashes Orange Spice Root Bitters
Lemon Peel
Garnish: Grated Nutmeg