This slow cooker Apple Cider Beef Stew is comfort food at its best. Tender chunks of beef, potatoes, carrots, celery, and onions cook low and slow in apple cider and beef broth for a rich, hearty meal. The slow cooker does all the work, letting the flavors meld together over several hours. A small amount of the cooking liquid is whisked with flour and stirred back in near the end to thicken the broth without diluting the rich, apple-cider flavor. What You Need 2 pounds beef stew meat, cut into 1-inch cubes 3 cups apple cider 1 can (14.5 oz) reduced-sodium beef broth 2 tbsp cider vinegar ½ tsp salt and ¼ tsp pepper (or to taste) ½ tsp dried thyme or tarragon 2 tsp dried celery flakes 1 1/2 pounds baby potatoes 4 medium carrots, cut into ¾-inch pieces 2–3 medium onions, cut into wedges ¼ cup all-purpose flour (for thickening) Fresh thyme sprigs or tarragon, optional for garnish How to Make It Add beef, apple cider, beef broth, cider vinegar, dried celery, ...