Chestnut Soup

Peel and blanch the chestnuts, boil them

From 1911:

Peel and blanch the chestnuts, boil them in salted water until quite soft, pass through a sieve, add more water if too thick, and a spoonful of butter or several of sweet cream, and season to taste. It should be served with small squares of bread fried crisp in butter or olive oil.