Ingredients
Instructions
- Stir first 4 ingredients together in bowl.
- Place steak pieces in 3 1/2 quart (3/5 L) slow cooker. Pour 1/3 of sauce over and between pieces.
- Sprinkle onion and mushrooms over top.
- Pour remaining 2/3 of sauce over all.
- Cover and cook on Low for 7-9 hours or on High for 3 1/2 to 4 1/2 hours.