This slow cooker stew recipe is brimming with beef, vegetables, and raisins in a zippy broth. Serve on its own or ladle over noodles if you wish.
Layer onions, beef, ginger, salt, carrots and celery in slow cooker insert. Add bouillon cubes, water, vinegar and raisins. Cover and cook on HIGH for 4 hours or LOW for 6 hours.
Remove cover and stir in black pepper. Using a ladle, remove 3 tablespoons liquid from slow cooker and place in a small bowl. Whisk in cornstarch. Whisk cornstrach mixture back into slow cooker and stir to combine. Contine stirring until liquid has thickened. Turn slow cooker off and serve with noodles, if desired.