Adapted from one of Andi Wolff’s recipes. This is a rich sauce, and a pleasant alternative to the bottled sauces. Print Sliced Beef with Buttery Mushroom Sauce Ingredients 2 lbs. Cooked Beef: Steak, Roast Beef, London Broil, etc. 2 C. Thinly Sliced Button Mushrooms 8 Tbsp. Finely Chopped Onion 2 Tbsp. Freshly Squeezed Lemon…
