STIR all ingredients with ice and strain into chilled glass.
Lemon zest twist
Thought to be the original Bamboo recipe with 2 parts dry fino sherry to 1 part rich sweet vermouth (modern recipes are usually equal parts). Balanced and complex, heavier than Bamboo recipes with dry vermouth.
Adapted from a recipe in the 1904 reprint of Thomas Stuart’s 1896 Stuart's Fancy Drinks and How to mix them.