What Nationality Is Potato Leek Soup?
What Nationality Is Potato Leek Soup? Wales Why is it called Vichyssoise? Vichyssoise Fun Facts: Vichyssoise (vee-shee-SWAHZ) is a cold soup made of puréed leeks, onions, potatoes, cream, and chicken stock that was invented in America in 1917 and named after the French town of Vichy—long before Vichy would become the seat of France’s Nazi