This section is from the book "The Edible Mollusca Of Great Britain And Ireland", by M. S. Lovell. Also available from Amazon: The Best-Ever Fish & Shellfish Cookbook.
Boil them; take them out of the shell, and eat them with a little butter, taking care to cut off the outside skin.*
Wash the shells well, then boil quickly for a few minutes; as soon as the shell opens, the fish is cooked. Do not let them boil longer, as it makes them hard, and spoils the flavour. A little vinegar and pepper can be added as a relish.
Two small bunches of young, soft clams; cut out the round fat parts, chop the hard parts with twenty-five hard clams medium sized; put these into the juice with a little water, and boil from two to three hours, then put in the round parts, with a piece of butter and a little pepper, and boil fifteen minutes; add a pint of hot milk, and let it just come to a boil before serving.†
 
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