Ingredients
Method
- Brown beef in oil in a skillet over medium-high heat in two batches, about 8 minutes total. Transfer to a 5-quart slow cooker with mushrooms, onion, broth, Worcestershire, mustard, salt and pepper.
- Cover; cook on low 7–8 hours until beef is fork-tender. Mix cornstarch and cold water; stir into sauce. Cook on high 15–20 minutes until thickened.
- Boil noodles separately according to package directions; drain. Turn cooker off. Mix a few spoonfuls of sauce into sour cream, then fold into cooker; do not boil afterward.
- Serve beef and sauce over noodles.
Notes
Equipment: 5-quart slow cooker, large skillet, large pot, instant-read thermometer.
Serving size: one of 6 equal portions.
Refrigerate leftovers in shallow covered containers within 2 hours and use within 3–4 days. Reheat hot dishes to 165°F.
