Warm up with this hearty Irish Onion Soup recipe. Made with Butter, Yellow onions, garlic and water. Easy step-by-step instructions included.
This Irish Onion Soup relies on simple, everyday ingredients such as tblsp butter, garlic, crushed and chopped, water and tblsp beef bouion. It comes together quickly and makes 4 servings, at about 1799 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