Kirk Estopinal of Cure in New Orleans, and co-author of Rogue Cocktails, makes his counter-intuitive Peychaud's bitters-based cocktail The Gunshop Fizz.
2 oz Peychaud's bitters
1 oz lemon juice
1 oz simple syrup
3 cucumber slices
3 swaths of grapefruit peel
3 swath of orange peel
Add all the ingredients except Sanbitter into a mixing tin. Muddle and set aside for two minutes to allow the flavors to blend.
Add ice, shake and srtain over fresh ice in a collins glass; top with Sanbitter. Garnish with a cucumber slice.