Great flavor and easy to make. Serve with hard rolls, and you have a complete meal.
For enhanced flavor, consider lightly browning the kielbasa in a skillet before adding it to the slow cooker; this develops a deeper, more savory character. Ensure the sauerkraut is thoroughly rinsed to temper its acidity, or adjust rinsing based on desired tartness. Cutting potatoes to a uniform size is crucial for even cooking. For a richer stew, you can add a bay leaf during cooking and remove it before serving. A touch of fresh dill or parsley sprinkled over individual servings would add a bright, herbaceous finish and elevate presentation.