Warm up with this hearty Cream of Potato Soup with Watercress recipe. Made with butter, russet potatoes, onions and flour. Easy step-by-step instruction…
This Cream of Potato Soup with Watercress relies on simple, everyday ingredients such as butter, medium onions, chopped, all purpose flour and chopped trimmed watercress. It comes together quickly and makes 4 servings, at about 242 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It works as a light main on its own or as a starter alongside crusty bread, and it's just as good for a cozy night in as it is for feeding a crowd. Leftovers keep well, so it's a smart choice for meal prep too.
Updated Jun 30, 2026