Combine ingredients in a cocktail stirring glass.

Add ice and stir until ice begins to melt and cocktail is properly diluted.

Strain into chilled coupe glass.

Add heavy cream and cinnamon syrup to cocktail shaker.

Shake (without ice) until cream turns light and airy.

Float whipped cream on top of cocktail.

Garnish with a hand-drawn spider web and sugar eyeball.