Warm up with this hearty Six Onion Soup recipe. Made with sweet butter, yellow onion, leeks and shallots. Easy step-by-step instructions included.
This Six Onion Soup relies on simple, everyday ingredients such as sweet butter, minced yellow onion, minced shallots and garlic cloves, chopped. It comes together quickly and makes 4 servings, at about 902 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