Make natural nutrition-packed sauerkraut and pickled vegetables in this stoneware crock pot. These beautifully crafted crocks from Germany come complete with pot lid weighing stones and instructions. Beautifully crafted stoneware. Ceramic weight stones eliminates mold. Recently in the news sauerkraut and pickled vegetables fermented the natural way, with lactic acid fermentation, are being credited with correcting bodily imbalances of intestinal flora leading to problems including acid reflux, for which doctors often prescribe harsh antibiotics. Natural lactic acid fermentation is one of the oldest and healthiest means of food preservation. It allows natural beneficial bacteria to perform a fermentation process in which vegetables develop a pleasantly sour taste and remain rich in vitamins and minerals. Lactic acid fermentation is the only method of preservation that retains all the natural plant ingredients while improving the quality taste and aroma.