"Try substituting green beans with haricots verts or wax beans in this recipe, depending on what's available at the market...."
INGREDIENTS
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1 tablespoon coarse salt, plus more for seasoning
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1 pint green beans, stem ends trimmed
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2 tablespoons unsalted butter, cut into small pieces
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1 tablespoon finely grated lemon zest (about 1 lemon)
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Freshly ground pepper