This section is from the book "Soyer's Standard Cookery", by Nicolas Soyer. Also available from Amazon: Soyer's Standard Cookery.
Cut up two eels in pieces two inches long. Add salt and pepper, chopped parsley, one teaspoonful of flour, a little sweet herbs (according to taste). Add a small chopped onion. Mix this well together. Put in the paper bag with two spoonfuls of milk, water, or stock (one of either according to taste).
Seal up the bag and put on the grid. Leave twenty minutes in a moderate oven (300 Fahr.). Butter added to the above in the paper bag will make the dish richer. After twenty minutes, serve in the paper bag, or dish in the ordinary way.
 
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