
Leeks are one of those vegetables that transform completely in the oven — what starts out mild and a little grassy becomes sweet, silky, and caramelized at the edges in a way that feels almost luxurious. This simple side dish leans entirely on real, whole ingredients: fresh leeks, good olive oil, a squeeze of lemon, and a handful of parsley if you like a little color on the plate. There's no seasoning packet, no bottled sauce, and nothing with a long ingredient list hiding synthetic flavor enhancers — just honest produce doing exactly what it does best under high heat. The two-stage roasting method is the key move here, flipping the leeks halfway through so you get that gorgeous golden cut side without losing the tender, layered interior. A final drizzle of olive oil and fresh lemon juice at the end brightens everything up and keeps the flavors clean and vibrant. It's the kind of dish that looks impressive enough for a dinner party but comes together with almost no effort at all.
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Preheat the oven to 425°F (220°C). Line a large baking sheet with parchment paper.
Trim the root ends and dark-green tops from the leeks, leaving only the white and light-green parts. Halve each leek lengthwise, then rinse under cold running water, fanning the layers to remove any grit. Pat thoroughly dry with paper towels.
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