• 10 Ingredients
  • 5 tablespoons unsalted butter
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  • 1 large onion, chopped (about 2...
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  • 1/2 cup all-purpose flour
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  • 2 cups whole milk
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  • 1 tablespoon fresh rosemary leav...
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  • Show all (10)
  • Nutrition 100% match
  • Calories per gram: 1.9
  • Total fat: High
  • Show all