For many years, it was difficult to find orange bitters in the United States and elsewhere.

Fee Brothers of New York has been producing orange bitters for many years, but distribution was limited.

The sweet vermouth became dry, the orange bitters were replaced by Angostura and the sherry of choice became a light fino.

Three of them call for orange bitters, a variety that was on the verge of extinction until very recently.

Add a healthy dash of orange bitters.

Martini fans may be surprised to learn that the drink was usually flavored with orange bitters rather than a lemon twist.

A century ago the typical martini recipe called for orange bitters.

Since 2007, Angostura have also produced Angostura Orange, an orange bitters.