James Beard’s Beef Stroganoff Recipe | Saveur

Ingredients

• 6 Tbsp. unsalted butter, divided
• 1 Tbsp. olive oil
• 1½ lb. beef tenderloin, thinly sliced
• 2 Tbsp. finely chopped scallions
• ¼ cup white wine or vermouth
• 1½ cups sour cream
• 1–2 dashes Worcestershire or A.1. Steak Sauce
• Kosher salt and freshly ground black pepper
• Cooked egg noodles, for serving
• Coarsely chopped parsley leaves, for garnish