| 4 tablespoons butter | 
cook | 
Simmer 15 minutes, skim | 
Simmer gently 25 minutes | 
Mix at last moment. Do not allow to boil. | 
 
| 5 tablespoons flour | 
 
| white stock | 
 | 
 Cover with stock, season. Bring to boil, remove scum, cook 45-60 minutes covered.  | 
 Drain stock  | 
 
| 4lb shoulder of lamb | 
chop, soak 1 hour, blanche | 
 Remove lamb | 
 
| 2 carrots | 
quarter | 
 
| 2 onions | 
stud | 
 
| 1 clove | 
 
| parsley | 
 | 
 
| 2 leeks | 
 | 
 
| thyme | 
 | 
 
| bay leaf | 
 | 
 
| salt | 
 | 
 
| 12 small onions | 
poach | 
 
| 300g button mushrooms | 
cook quickly | 
 
| butter | 
 
| 4 egg yolks | 
blend | 
 
| 4 tablespoons cream | 
 
| dash lemon juice | 
 
| pinch grated nutmeg | 
 
| 1/2 teaspoon lemon rind | 
  
 |