Boiled potatoes with caramelized onions and chopped dill are a favorite at many polish dinner tables. Families will make a meal of them, especially during lent, washing them down with a cold glass of buttermilk. This potato dish goes well with pork, chicken, beef, ham, and fish, making it the perfect side dish for almost any meal. This recipe calls for caramelizing onions, which are simple to make, requiring just a few ingredients and a little bit of stirring on the stove. If you happen to have some caramelized onions leftover, by all means, use them in this recipe. If not, you may want to double the quantity called for here and save the extra to add to other dishes during the week.