JOHNNY TSUNAMI

1/2 oz Double Rye
1/4 oz Pierre Ferrand 
1/4 oz Amaretto Disaronno
1/2 oz Ron Zacapa
1/2 oz Amaro Averna 
1/2 oz Cinnamon Syrup 
1 oz Horchata House Mix
1/4 oz Oloroso Sherry
2 dash Chocolate Bitters 

Double Dry Shake and strain into camp mug with tower of crushed ice. Garnish with Grated Nutmeg.