Homemade Aromatic Bitters

Store in a sealed dropper bottle at room temperature away from direct sunlight. Aromatic bitters are shelf-stable indefinitely due to their high alcohol content, and flavor complexity deepens noticeably over the first three to six months of aging.

High-proof alcohol — at least 100 proof, ideally 151-proof grain alcohol — is essential for properly extracting bitterness and aromatic oils from botanicals; lower-proof spirits leave behind compounds that make the final product cloudy and harsh. Shaking the jar daily during the two-to-three week infusion keeps botanicals in circulation and prevents uneven extraction. Double-strain through cheesecloth first, then a coffee filter, to produce a clear, shelf-stable bitters with a clean appearance. A small addition of simple syrup at the end balances bitterness without sweetening; start with one teaspoon and taste before adding more.

Aromatic bitters trace their origins to early 19th-century medicinal practice, when physicians steeped gentian root and aromatic herbs in alcohol to create digestive tonics. The foundational commercial template was set in 1824 by Dr. Johann Gottlieb Benjamin Siegert, a German physician serving in Simón Bolívar's army in Venezuela, who created his Amargo Aromatico using gentian root and warm spices to treat soldiers' stomach ailments — this preparation became Angostura Bitters. By 1806, American publications were already defining the cocktail as spirits, sugar, water, and bitters, making aromatic bitters inseparable from cocktail history from the very beginning. Gentian root, a powerfully bitter flowering plant native to the mountain regions of Europe and Asia, became the standard bittering agent of the 19th-century bar, pairing with cinchona bark, cinnamon, cloves, and citrus peel to produce the aromatic complexity that defines this style. The craft cocktail revival of the early 2000s brought a wave of homemade bitters programs to American bars, and making house aromatic bitters became a hallmark of serious craft cocktail operations.

For a Peychaud's-style aromatic bitters with a New Orleans character, replace the cinnamon and cloves with anise seed and star anise and add a small amount of dried cherry bark for the characteristic flavor used in Sazeracs. A gentler version suited to vermouth cocktails can be made by reducing the gentian root to one tablespoon and increasing dried orange peel to two tablespoons. For a more complex profile inspired by classic Trinidadian-style bitters, add one teaspoon each of cracked cardamom pods, dried chamomile flowers, and whole black pepper during the infusion.

No common top-eight allergens. Contains high-proof alcohol as the extraction base. Cinchona bark contains quinine — those with quinine sensitivity or taking quinolone antibiotics should consult a physician. Naturally vegan and gluten-free.