A toasted marshmallow Manhattan? Nice thinkin'...
Mr. Stay Puft Manhattan
1 1/2 oz Bourbon
1/2 oz Averna Amaro
1/2 oz Galliano or Licor 43
1/2 oz Maraschino Liqueur
Stir all ingredients with ice, strain into a chilled cocktail glass, garnish with toasted marshmallows.