San Francisco mixologist Mathias Simonis mixes this elegant cocktail with white rum, also known as silver or light rum. He adds berry flavor with a homemade grenadine that has a secret ingredient: raspberry lambic beer. Slideshows: White Rum Cocktails
Lambic Grenadine: In a medium saucepan, combine 8 ounces framboise (raspberry) lambic beer with 1/2 cup sugar and zests from 1/2 orange and 1/2 lemon. Bring to a boil, remove from the heat and let cool. Strain the grenadine into a jar and refrigerate for up to 1 month. Makes about 8 ounces.