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Dessert

Strawberry Acid Royal

A preserve made by macerating strawberries in citric acid solution, then boiling with sugar.

From an old cookbook · modernised transcription
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Strawberry Acid Royal

Ingredients

Directions

Prepare the fruit

  1. Dissolve citric acid in spring water.

  2. Pour the solution over the strawberries until they are just covered.

  3. Let it sit for 24 hours, then drain the liquid from the fruit.

  4. Pour more solution over the strawberries and let it sit for another 24 hours.

Make the syrup

  1. Drain the liquid again and boil it gently with an equal weight of sugar for 3 to 4 minutes.

  2. Allow the mixture to cool, then transfer it to small dry bottles.

Store

  1. Store the bottles in a cool, dry place, ensuring they are well sealed.

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

Strawberries
Provide the fruit flavour and colour that the preserve is built around.
Sugar
Sweetens the liquid and, when boiled, helps thicken and preserve it.
Citric acid
Adds acidity that brightens the flavour and helps keep the preserve stable.

The step that matters

Boiling the drained liquid with sugar. Boiling gently for only 3 to 4 minutes is the point where the sugar concentrates the liquid without over-darkening or caramelising it, so the syrup stays bright and fresh-tasting.

“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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