Noun
rare-roasted beef tenderloin coated with mushroom paste in puff pastry
Source: WordNetNo matter what it is you are cooking, buy the best ingredients you can afford. I don't care if it's a simple salad or Beef Wellington. A quality product stands alone and won't need any dressing up. Joe Bastianich
Then I wonder who was victorious at Waterloo, since Beef Wellington was named for him. Source: Internet