On hand in most European kitchens, the Emile Henry Butter Pot keeps butter fresh and spreadable. Its watertight technology keeps food odors out and your butter fresh for days. Enjoy soft spreadable butter from a traditional French-style ‘beurrier’. Pack butter into the lid, pour ½ cup of cold water into the base, and leave at room temperature. The butter’s flavor and freshness are protected by this airtight seal for up to 30 days without refrigeration. Its watertight technology keeps food odors out and your butter fresh for days.