Ingredients
Method
Preparation
- Place the beef strips, chopped onion, minced garlic, and sliced mushrooms into the slow cooker. Arrange evenly.
- Pour in the beef broth and the Worcestershire sauce. Sprinkle in the salt and black pepper, then stir once to combine.
Cooking
- Cover and cook on low for 7–8 hours, or until the beef is fork-tender. (If you're short on time, cook on high for 4–5 hours but low yields better texture.)
Finishing
- In a small bowl, whisk together the sour cream, all-purpose flour, and Dijon mustard until smooth and lump-free.
- About 30 minutes before serving, stir the sour cream mixture into the slow cooker. Cover and switch to high. Cook 30 more minutes, until the sauce has thickened and taken on a glossy sheen.
- Taste and adjust seasoning — add a pinch more salt or a squeeze of lemon if you want brightness.
- Serve the stroganoff over cooked egg noodles, rice, or mashed potatoes. Sprinkle with fresh parsley or chives.
Nutrition
Serving: 1gCalories: 520kcalCarbohydrates: 18gProtein: 34gFat: 28gSaturated Fat: 12gSodium: 850mgFiber: 1gSugar: 3g
Notes
If you want a gluten-free option, use cornstarch instead of flour and ensure your Worcestershire sauce is GF. If the sauce separates, remove a ladle of hot liquid, whisk it into the sour cream mix to temper, then stir back in.
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