"Instant Pot Steak Diane Casserole--a savory sauce with loads of flavor and tender bites of beef and mushrooms. Instant Pot, oven or Crockpot!..."
INGREDIENTS
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1 Tbsp vegetable or canola oil
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2 pound beef stew meat, patted dry
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½ tsp kosher salt
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½ tsp black pepper
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3 Tbsp flour
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1 cup diced onion
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2 Tbsp tomato paste
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2 Tbsp Worcestershire sauce
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2 Tbsp red wine vinegar
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8 oz sliced mushrooms
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2 ½ cups beef broth
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⅓ cup heavy cream or evaporated milk
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2-3 Tbsp cornstarch