* 2 lemons, halved, plus wedges for serving
* 1/2 cup Old Bay Seasoning
* 8 cloves garlic, smashed
* 1 large red onion, quartered
* 6 sprigs fresh thyme
* 1 pound baby red potatoes
* 4 ears corn, husked and snapped in half
* 1 1/4 pounds large sh…
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