Prune Whip

• ⅓ lb. prunes.
• Whites 5 eggs.
• ½ cup

Pick over and wash prunes, then soak several hours in cold water to cover; cook in same water until soft; remove stones and rub prunes through a strainer, add sugar, and cook five minutes; the mixture should be of the consistency of marmalade. Beat whites of eggs until stiff, add prune mixture gradually when cold, and lemon juice. Pile lightly on buttered pudding-dish, bake twenty minutes in sl