• 14 Ingredients
  • 1/4 teaspoon mustard powder
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  • 900 g red onions , finely sliced
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  • 6 tablespoons balsamic vinegar
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  • 50 g aged cheddar cheese , fine...
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  • 75 g butter , at room temp
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  • Show all (14)
  • Nutrition 100% match
  • Calories per gram: 2.0
  • Total fat: High
  • Show all

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