INGREDIENTS
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buttermilk
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fresh lemon juice
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garlic powder
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onion powder
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olive oil, divided
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Kosher salt and freshly ground black pepper
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wax or green beans, trimmed
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large leeks, white and pale-green parts only, halved, cut into 4” pieces
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cherry tomatoes, halved
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large heirloom tomato, sliced
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thinly sliced fresh mint leaves
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chopped fresh chives