Easy Leftover Prime Rib French Dip Sandwich

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If you’re lucky enough to have leftover prime rib, congratulations—you’re about to make the best French dip sandwich of your life. This is not a sad leftovers situation. This is a glorious glow-up.

Tender slices of prime rib, melty cheese, crusty bread, and rich au jus for dipping… this sandwich is fast, comforting, and dangerously good.

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