fee brothers black walnut bitters 5oz fee brothers fee brothers bitters are a great way to bring flavor and depth to your favorite drinks! the rich and nutty flavor of this unique cocktail bitters blend is the perfect way to add a whole new twist to classic recipes. if you're in the mood to mix up something new and exciting the strong, smoky essence will surely inspire you get creative. in stock and ready to ship. features: crafted by the mixology experts at fee brothers. brings a robust nut flavor to the spice rack behind your bar. adds dimension and complexity to your cocktails. . . specs: dimensions: 1 3/4"w x 6 3/4"h. size: 5 fl oz.