INGREDIENTS
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Ingredients
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Serves 8
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Kosher salt, as needed, plus 1/2 teaspoon
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Vegetable oil spray
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1 large head cauliflower, cut into small florets
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3/4 cup heavy cream
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2 ounces cream cheese, cut into small pieces
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1 1/2 teaspoons Dijon mustard
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1 1/2 cups shredded sharp Cheddar cheese, plus ½ cup for topping the casserole
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1/4 teaspoon black pepper
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1/8 teaspoon garlic powder