Grilled cheese is as much an American pastime as baseball or, perhaps more accurately, beer pong. It's a simple pleasure that recalls childhood memories of mom making you a crispy sandwich (no crusts!) oozing with American cheese with a side of cold milk.

But now that you're grown, you can improvise. You can swap out that Land 'O Lakes American slice for a hunk of gruyere, and even add some proscuitto. It's your kitchen and you can get creative if you want to. Learn how with our guide to upgrading your lunch with these next-level takes on grilled cheese. Somewhere in America, your mom is impressed.

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