Affinity (Ensslin 1915)

Affinity (Ensslin 1915) 
· martini, chilled
1 Scotch
1 Italian (sweet) vermouth
1 French (dry) vermouth
2 dashes orange or aromatic bitters
– orange rind or lemon twist
Stir.

(original post)

Stranger, here you will do well to tarry; here our highest good is pleasure.