Fill your cocktail shaker or mixing glass with ice.

Add 1 oz gin, 1 oz sweet vermouth, and 1 oz Aperol to the shaker or glass.

Stir the ingredients together until well combined.

Strain the mixture into a rocks glass filled with ice.

Use a vegetable peeler or knife to remove a strip of orange peel.

Express the oils from the orange peel over the drink and use it as a garnish.