This hearty beef stew is perfect for cold winter nights. Simply brown some beef stew meat in a skillet and add it to your slow cooker with chopped vegetables like carrots, potatoes, and onions. Add beef broth, tomato paste, and seasonings like thyme and bay leaves. Let it cook on low for 8-10 hours and you'll have a delicious and comforting meal that's perfect for a cozy night in.