Blue Spume Butter Keeper DishThese airtight butter dishes keep your butter fresh and spreadable for weeks. Add an inch of water (and salt if desired) to the bottom of the outer cylinder, then place 1 stick of butter inside the bell. Keep in your cabinet or on the counter. They are thrown in white stoneware and glazed by hand. Each butter bell is finished in your choice of our house made glazes, and fired to cone 6 in an electric kiln. Each piece is handcrafted with unique