The Walnut Grove Cocktail is made with Dillon's black walnut amaro, mezcal, sweet vermouth, honey syrup and lemon.
Combine Dillon's black walnut amaro, Creyente mezcal, sweet vermouth and honey syrup in a mixing glass. Fill with ice and stir with bar spoon for 30 seconds. Strain into a rocks glass with one large ice cube. Squeeze strip of lemon peel to extract citrus juices into the glass, run the peel along the inside rim of the glass and drop into drink for garnish.
For honey syrup, combine boiling water and honey in a heatproof jar, stir until combined. Cool to room temperature and store in the fridge for up to 2 weeks.