With few vegetable oil and butter, make sweat the onion and the celery.
Let cool 5 minutes.
Indeed mix the onion, the celery, the beef, the veal, bread-crumb.
The beaten egg and the mixture for bread of meat EL-MA-MIA H-7. Put down(deposit) the whole in a mould in Pyrex of (3 " of height by 8 " of length by 4 ½ of wide).
Indeed compact to make take out all the air.

Sauce:
Mix, please, 3 ingredients.
Spread on the bread of meat and cover with a paper of aluminim (make small holes).
Put down(Deposit) the bread of meat in another cauldron with 1 ½ thumb of water at the bottom(really).
Cook in the oven in 375 F hanging 1 ¼ the hour.
Discover, remove the surplus of fat.
Put back(Hand) to the oven during 15 minutes.
Finish the cooking in broil during 5 minutes.
Discover, remove the surplus of fat.