Ingredients
Method
- Season beef tenderloin with salt and pepper.
- Sear beef on all sides in hot oil until browned.
- Cool beef completely.
- Pulse mushrooms, shallots, garlic, and thyme until finely chopped.
- Cook mushroom mixture in butter and oil until moisture evaporates.
- Season duxelles and let cool.
- Lay prosciutto on plastic wrap and spread duxelles evenly.
- Place beef on prosciutto and roll tightly.
- Chill wrapped beef for 30 minutes.
- Roll out puff pastry on floured surface.
- Wrap beef in pastry and seal edges with egg wash.
- Brush pastry with egg wash and score lightly.
- Bake at 425°F until golden and internal temperature reaches 120–125°F.
- Rest before slicing and garnish with chives.
Notes
Chilling before baking helps the Wellington hold its shape and prevents soggy pastry.
