INGREDIENTS
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3 cups cavatappi pasta
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2 cups cauliflower florets
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2 tablespoons unsalted butter
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2 tablespoons all-purpose flour
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1 cup half and half, or more, as needed
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2 ounces cream cheese
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2 teaspoons Dijon mustard
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1/2 teaspoon garlic powder
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1 1/2 cups shredded sharp cheddar cheese
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Kosher salt and freshly ground black pepper, to taste
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2 tablespoons chopped fresh chives