Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   2                    eggs yolks
   1      cup           butter -- melted
     1/2                juice of lemon
   1      teaspoon      flour
   1      tablespoon    water
                        paprika
  20                    shrimp -- cooked, chopped
     1/2  pound         crabmeat -- cooked
     1/2  cup           mushrooms -- sliced
     1/4  cup           oyster liquor

Preparation:

1. Over hot (not boiling) water in double boiler, beat egg yolks with whisk until fluffy. 2. Very slowly pour melted butter into yolks, whisking until thick. 3. Add lemon juice, flour, water, paprika, shrimp, crabmeat, mushrooms and oyster liquor; heat. Season to taste.