Ingredients
- 1 lb ground beef
 - 1 egg yolk
 - 1 egg
 - 2 slices of white bread, crust removed and torn into small pieces
 - 1/4 milk
 - 1/2 cup yellow onion or shallots chopped fine
 - 1/4 cup flour
 - 3 tbs butter divided
 - 3 cups beef broth
 - 1/3 cup heavy cream
 - 1/4 tsp Allspice
 - 1/4 tsp nutmeg (preferably fresh grated)
 

