Try this homemade Slow Cooker London Broil recipe the whole family will love. Made with flank steaks, cream of mushroom soup, tomato soup and onion soup…
This Slow Cooker London Broil relies on simple, everyday ingredients such as flank steaks. It comes together quickly and makes 4 servings, at about 635 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
Serves 4
Soups & Stews
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