
Peppermint bitters is a high-proof cocktail bitters flavored around peppermint, added in dashes as a seasoning.
Concentrated mint at dash strength. Everything nearby is either sweeter or weaker, so the swap costs either sugar or concentration — decide which the drink can spare.
Mint arrives here with sugar and volume the recipe did not plan for. Cut the syrup and pull the measure back, or the drink turns into a dessert. It pours by measure rather than by dash, so the drink’s syrup comes down.
A fresh mint infusion
Closest for cleanness of note, and it lives a couple of days; the concentration is lower, so a barspoon goes where a couple of dashes went.
The volatile menthol-rich oils fade first with age and air; keep the bottle closed and expect an old or long-open one to lose aromatic punch even though it will not spoil.