Knockwurst with Braised Cabbage and Apples

• 4 tablespoons unsalted butter
• 2 medium onions, thinly sliced
• 3 pounds green cabbage (about 1 head), cored and thinly sliced
• 1 large, tart green apple, such as Granny Smith, peeled, cored, and chopped
• 1 cup apple cider
• 1/3 cup cider vinegar
• 2 tablespoons packed light-brown sugar
• 1 tablespoon coarse salt
• 1 teaspoon freshly ground pepper
• 9 knockwurst (about 2 pounds)
• Whole-grain mustard, for serving

1. Melt the butter in a large, heavy-bottomed pot over medium-low heat.
2. Add the onions; cook, stirring occasionally, until very soft and golden brown, about 18 minutes.
3. Stir in the cabbage, apple, cider, vinegar, sugar, salt, and pepper.
4. Cover; cook, stirring occasionally, until the cabbage is very soft, about 1 hour.
5. Tuck the sausages into the cabbage; cover the pot.
6. Cook until heated through, about 20 minutes.
7. Serve with mustard.

unsalted butter, onions, green cabbage, tart green apple, apple cider, cider vinegar, lightbrown sugar, coarse salt, freshly ground pepper

Taken from www.epicurious.com/recipes/food/views/knockwurst-with-braised-cabbage-and-apples-392565 (may not work)