Recipe: Grilled Cheese Sandwich with Eggplant and Tomatoes

Continuing with our National Sandwich Month theme, here's a spin on a classic grilled cheese from Joan Nathan's Beard Award–winning cookbook, The New American Cooking. Nathan's secret to grilled-cheese perfection? Weigh down your sandwich while it's frying in the pan; the bread with brown more evenly and the cheese will thoroughly melt.

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