Angostura Bitters is very concentrated and used to flavor food and beverages. Made of herbs and spices by the House of Angostura since 1824, this is the first bitters created, as far as we know. Angostura Bitters is a popular ingredient in many cocktails, adding complexity and depth like only bitters can.
The bottles are known for their uniquely oversized labels. The secret recipe was developed by J.G.B. Siegert and is known only by 5 people at a time.