• 15 Ingredients
  • 1/2 cup onion , chopped
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  • 3/4 teaspoon dry mustard
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  • 1/2 cup flour
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  • 6 tablespoons butter (3/4 stick)
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  • 2 1/2 cups shredded sharp chedda...
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  • Show all (15)
  • Nutrition 100% match
  • Calories per gram: 2.6
  • Total fat: High
  • Show all

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