Bisque Soup.

2 large onions sliced, 1 can tomatoes. Boil together half an hour or longer, then put through colander and add 1 quart beef stock, salt and pepper. Let this boil together a few moments. Whip 1 cup cream with the yolks of 4 eggs and 1 tablespoon of corn starch or flour; add this to the stock, boil up, and serve at once.