"A mushroom cream sauce spooned over the top takes it all to the next level." To complete your meal, Rosenhouse recommends to "pair beef Wellington with mashed potatoes for a creamy contrast ...

Beef Wellington traditionally ... reserve these for the sauce. Transfer the mushrooms to another bowl and allow to cool before mixing with the Parmesan, tarragon, mustard and egg yolk.

This sort-of-traditional beef Wellington uses a range of umami-rich ingredients—bacon, soy sauce, mustard, and maitake mushrooms—to create tons of flavor. This recipe method combines high-heat ...