"Beef Stroganoff with tender pieces of round steak smothered in a flavorful mushroom sour cream sauce and served over noodles is made in the Instant Pot!..."
INGREDIENTS
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2 pounds beef round steak (cut into 1-inch pieces (I used Top Round London Broil and Eye of Round))
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salt and freshly ground black pepper (for seasoning)
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2 tablespoons vegetable oil (I used avocado oil, divided, plus more as needed)
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1 medium sized onion (chopped)
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2 cloves garlic (minced )
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2 tablespoons tomato paste
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1 1/2 cups beef broth
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1 tablespoon butter
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12 ounces mushrooms (sliced)
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2 tablespoons cornstarch
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3 tablespoons cold water
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1/3 cup sour cream
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cooked egg noodles (for serving)