Healthy Cooking with pringle slow cooker. The pringle 1815 Slow Cooker is ideal for preparing a hearty supper at home. Fill it up with your favorite ingredients and let it simmer slowly to prepare tasty, handmade, and nutritious meals without the fuss. This means you can make it in the morning and have your meal ready when you come home from work. Ceramic Removable Oval Pot The removable inner oval ceramic pot and lid rest make serving and cleaning a breeze. Lid made of tempered glass The tempered glass cover allows you to keep an eye on the cooking process. Temperature Controls Warm, Low, and High Automatic Heat Settings The Keep Warm feature keeps the food warm until it's time to serve it.