Slow-Roasted Beets with Walnut Gremolata

Roasted beets are as different from their ubiquitous boiled brethren as cherry gelatin is from real cherries. Where boiled beets are bitter and mushy, roasted beets are all sweet and meaty. The challenge to roasting them is that they take time and attention. You can’t walk away because they are likely to bake dry, and it takes a considerable amount of testing and poking to judge their doneness. The slow cooker fixes that. Because slow cookers hold in moisture, they can bake beets without an