Peel, and take out the inside, if seeded, cut in slices about two pounds; put in saucepan on the fire, with a quarter of a pound of butter or fat; add two teaspoonfuls of salt, one of sugar, and one quarter of the same of pepper, a gill of water, and one onion sliced; stew gently until in pulp, then add two tablespoonfuls of flour, and proceed as for pumpkin soup.