Slow Cooker Beef Stroganoff

This slow cooker beef stroganoff is one of those meals that feels fancy but takes almost no effort to put together. You just toss everything in the slow cooker and let it do the work.

The beef comes out incredibly tender, and the sauce is rich, creamy, and full of flavor. Served over egg noodles, it’s pure comfort food.

I love making this on busy days when I don’t have time to stand by the stove. Set it up in the morning and dinner is basically ready when you need it.

If you’ve never made beef stroganoff in a slow cooker before, you’re going to wonder why you didn’t start sooner. It’s that good.

What Makes This Recipe So Good

Hands-Off Cooking – You literally dump everything into the slow cooker in the morning and come home to fork-tender beef in a rich, savory sauce without standing over the stove.

The Beef Gets Incredibly Tender – Slow cooking stew meat for 7 to 8 hours on low transforms a cheap, tough cut into melt-in-your-mouth pieces that you would swear came from an expensive restaurant.

Budget Friendly Comfort Food – Beef stew meat is one of the most affordable cuts at the grocery store, so you get a fancy-tasting stroganoff dinner for a fraction of what you would pay using sirloin or tenderloin.

Ingredients

• 2 lb Beef Stew Meat, cut into 1-inch cubes
• 16 oz Cremini Mushrooms, sliced
• 1 medium Yellow Onion, diced
• 3 cloves Garlic, minced
• 2 cups Beef Broth
• 2 tbsp Tomato Paste
• 1 tbsp Worcestershire Sauce
• 1 tsp Dijon Mustard
• 1 tsp Salt
• 1/2 tsp Black Pepper
• 1 tsp Dried Thyme
• 1 cup Sour Cream
• 3 tbsp Cornstarch
• 12 oz Egg Noodles
• 2 tbsp Fresh Parsley, chopped

Directions

Step 1

Place the beef stew meat, sliced mushrooms, diced onion, and minced garlic in the slow cooker.

Step 2

In a bowl, whisk together beef broth, tomato paste, worcestershire sauce, dijon mustard, salt, black pepper, and dried thyme. Pour the mixture into the slow cooker and stir to combine.

Step 3

Cover and cook on low for 7 to 8 hours or on high for 4 to 5 hours, until the beef is very tender.

Step 4

In a small bowl, whisk the cornstarch with 3 tablespoons of cold water until smooth. Stir the slurry into the slow cooker.

Step 5

Cover and cook on high for 15 to 20 minutes until the sauce has thickened.

Step 6

Meanwhile, cook the egg noodles according to package directions. Drain well.

Step 7

Turn the slow cooker to warm and stir in the sour cream until the sauce is smooth and creamy. Taste and adjust seasoning if needed.

Step 8

Serve the stroganoff over the cooked egg noodles and garnish with fresh parsley.

Pro Tips

Sear the Beef Before It Goes In

The recipe doesn’t call for it, but quickly browning the beef cubes in a hot skillet with a little oil before adding them to the slow cooker makes a big difference. You get a deeper, richer flavor in the final sauce that you just can’t get from slow cooking alone.

You don’t need to cook the beef through. Just get a nice brown crust on the outside, about 1-2 minutes per side. Work in batches so the pan stays hot and the meat sears instead of steaming.

It adds maybe 10 extra minutes to your prep, but the flavor payoff is worth it.

Don’t Add the Sour Cream Too Early

Sour cream will curdle and turn grainy if it gets too hot. That’s why the recipe says to stir it in at the very end after switching to warm. Follow that step closely.

One more thing that helps is tempering the sour cream first. Scoop out a few tablespoons of the hot sauce from the slow cooker and stir them into the sour cream in a separate bowl. Then pour that mixture back into the slow cooker. This brings the sour cream up to temperature gently so it blends in smooth and creamy instead of breaking apart.

Make Sure the Cornstarch Slurry Is Smooth

If you dump cornstarch directly into the hot liquid, it clumps up instantly and you’ll have little starchy lumps in your sauce. Always mix it with cold water first in a separate bowl and whisk it until there are zero lumps before adding it to the slow cooker.

When you stir the slurry in, stir it in slowly while mixing the sauce at the same time. This helps it distribute evenly so the whole sauce thickens up nice and smooth instead of getting thick in one spot and thin in another.

Related Recipes

• Instant Pot Beef Stew
• Instant Pot Mississippi Pot Roast
• Instant Pot Mongolian Beef
• Instant Pot Chicken Alfredo Pasta
• Instant Pot Chili

Frequently Asked Questions

Can I use a different cut of beef instead of stew meat?

Absolutely. Chuck roast is actually a great choice here – just cut it into 1-inch cubes yourself. It has wonderful marbling that breaks down during the long slow cook, making the beef incredibly tender and flavorful.

You could also use sirloin, but leaner cuts tend to dry out a bit more over those 7-8 hours. Fattier, tougher cuts are actually your best friend in a slow cooker because all that time turns them melt-in-your-mouth soft.