01 -
Arrange the cube steaks in a single layer at the base of the slow cooker, then scatter the diced onion and sliced mushrooms evenly over the meat.
02 -
In a bowl, thoroughly whisk together the beef bone broth, tomato paste, Worcestershire sauce, herb and garlic seasoning, and paprika. Pour this mixture evenly over the ingredients in the slow cooker.
03 -
Cover with the lid and set the slow cooker to high for 3-4 hours or low for 6-8 hours, allowing the steak to become fork-tender and fully cooked.
04 -
Approximately one hour before the end of the cooking time, in a small bowl, combine the cornstarch with an equal amount of cold water. Stir into the sauce, cover, and continue cooking until the liquid thickens.