Our full review

Regans' Orange Bitters No. 6 stands as one of the essential bottles behind any serious home bar, a cocktail bitters crafted to revive the classic style of orange bitters that once graced nineteenth-century bar tops before falling out of production for decades. Created by spirits historian Joe Fee under the guidance of cocktail authority Gary Regan, this formulation was developed specifically to fill the gap left when commercial orange bitters vanished from the market, giving bartenders and home enthusiasts alike a way to recreate pre-Prohibition cocktails with historical accuracy. The bitters carry a bright, concentrated orange peel character balanced with warm baking spices, delivering a flavor that reads as both citrusy and slightly bittersweet rather than sweet or juice-like.

A few dashes from the small glass bottle transform classic cocktails that depend on orange bitters as a structural ingredient rather than a garnish afterthought. Martinis gain a whisper of citrus complexity that rounds out the gin or vodka base, while a classic Manhattan variation built with orange bitters instead of the usual aromatic style takes on a lighter, brighter profile. Old Fashioneds benefit enormously from this bottle, since orange bitters were the traditional choice long before Angostura became the default, and Regans' version lets home mixologists replicate that original formula with confidence. The bottle's dropper-style cap makes portioning precise, so each dash lands with consistency whether building a single cocktail or batching for a gathering.

Beyond its use in classic recipes, this bitters bottle has become a staple reference point in the modern craft cocktail movement, frequently cited in bartending guides and recipe books as the benchmark orange bitters against which newer brands are measured. Its compact bottle fits easily into a home bar caddy alongside other bitters varieties, and its shelf-stable, high-proof base means it keeps its potency for years without refrigeration. For anyone building a proper bar accessory collection, Regans' Orange Bitters No. 6 offers both practical utility and a direct link to cocktail history, making it a worthwhile addition for casual hosts and dedicated mixology hobbyists alike.