"In 'Williams-Sonoma : American'..."
INGREDIENTS
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salt
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1 lb elbow macaroni
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6 tablespoons unsalted butter, plus extra for greasing
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1/4 cup all-purpose flour
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3 cups milk, heated to simmering
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1/2 lb extra-sharp cheddar cheese, shredded
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1/2 lb monterey jack cheese, shredded
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hot pepper sauce
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3/4 cup fresh breadcrumb