If you only have one bottle of bitters in your home bar, it should be this one. Angostura bitters are the bottle you'll find behind every bar. From Old Fashioneds to muddled drinks, it's a key ingredient for those classic favorites. Not drinking tonight? It can also be added to your cooking for a little extra something in each recipe. There's plenty of ways to take advantage of the over 40 ingredients mixed up in this magical little bottle. You should always have one on hand. Just in case.