For 2 – 3 servings:
1/4 cup sweetened condensed milk
about 1 Tbsp cider vinegar or malt vinegar
pinch of salt
1/4 tsp dry mustard
Method
Put the ingredients into a small bowl and stir well until smooth and well mixed. Taste and add more salt and vinegar if necessary to suit your taste. The dressing thickens on standing. Before serving, if wished thin it with enough milk to desired consistency.
For a larger amount:
1 can sweetened condensed milk
1/3 – 3/4 cup cider or malt vinegar (depending on taste)
1 tsp dry mustard (Colemans)
Beat all ingredients together to combine.
Leave a few minutes to thicken. Store covered, in the refrigerator.