Enjoy this mouthwatering recipe for tender and flavorful cube steak made right in your slow cooker! Crock Pot Cube Steak is made with simple ingredients and has a delicious umami flavor infused with the hearty taste of mushrooms and onions that's perfect with any side dish!
– 4-6 cube steaks (about 2 lbs) – 1 (1 oz) au jus gravy mix – 2 (10.5 oz) cans condensed cream of mushroom soup – 1½ cups beef broth – 1 tsp black pepper – 2 cloves garlic (minced) – 1 tbsp Dijon mustard – 1 tbsp Worcestershire sauce – 4 oz brown mushrooms (sliced) – 1 medium yellow onion (sliced)