Slow Cooker German Potato Salad with Sausage

8 bacon strips, diced
1 large onion, chopped
1 pound smoked Polish sausage, halved and cut into ½-inch slices
2 pounds medium red potatoes, cut into chunks
1 can condensed cream of potato soup, undiluted
1 cup sauerkraut, rinsed and well-drained
½ cup water
¼ cup cider vinegar
1 Tbsp sugar
½ tsp salt
½ tsp pepper

In a large skillet, cook bacon over medium heat until crisp. Remove to paper towels. In the drippings, sauté onion for 1 minute. Add sausage; cook until lightly browned. Add potatoes; cook 2 minutes longer. Drain; transfer sausage mixture to a 3-quart slow cooker. In a small bowl, combine the soup, sauerkraut, water, vinegar, sugar, salt and pepper. Pour over sausage mixture. Sprinkle with bacon. Cover and cook on low for 6-7 hours or until potatoes are tender. Makes 8 servings.