Name: To Restore Sour Milk or Cream
Ingredients: 1 pint milk or cream; ½ teaspoon carbonate of magnesia

To Restore Sour Milk or Cream

Ingredients

1 pint milk or cream
½ teaspoon carbonate of magnesia

Directions

Add ½ teaspoon of carbonate of magnesia to 1 pint of sour milk or cream. Stir well until the powder is fully dissolved.

Recipe from a historical cookbook (Internet Archive).

Transcribed from a scanned cookbook and modernised for today's kitchens. Where the book gave no heat or time, or said "a moderate oven", the temperatures and times here may be modern equivalents rather than the book's own figures.

Explore the science

What each ingredient does

Carbonate of magnesia: Neutralizes the acidity of sour milk, restoring a fresher, less tart flavour.

“What each ingredient does” and “The step that matters” were written by Claude from this recipe’s own method and reviewed in samples by CompKitchen.

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To Restore Sour Milk or Cream