The Cookery Book
Balsamic Caviar Pearls
Fruit and Savoury Caviars
Balsamic Caviar Pearls
This is courtesy of AI - but it seems to tally with
other similar recipes!
Making balsamic "caviar" (also known as balsamic pearls) is a simple molecular gastronomy technique called cold oil spherification. By dropping a warm mixture of balsamic vinegar and agar-agar into ice-cold oil, you create small, elegant spheres that pop with flavor.
Standard Balsamic Caviar Recipe
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Prep time: 30–45 minutes (mostly for chilling oil)
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Yield: ~1/2 cup of pearls
Ingredients
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1/2 cup Balsamic vinegar (avoid using thick glazes or types with added sugar)
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1/2 teaspoon Agar-agar powder (do not substitute with gelatin for this specific texture)
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1/2 to 1 cup Olive oil or vegetable oil (must be neutral if reusing later)
Equipment
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Tall, narrow glass
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Small saucepan
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Pipette, dropper, or squeeze bottle
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Fine-mesh strainer
Instructions
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Chill the Oil: Pour the oil into a tall, narrow glass and place it in the freezer for 30–45 minutes until it is very cold but not solid.
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Prepare Vinegar Mixture: In a small saucepan, whisk together the balsamic vinegar and agar-agar powder.
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Boil & Activate: Bring the mixture to a boil over medium-high heat. Simmer for about 1–2 minutes to fully activate the agar-agar, then remove from heat.
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Cool Slightly: Let the vinegar mixture cool for 5–10 minutes. It should be warm (ideally around 50–55°C or 120–130°F) so it doesn't solidify in the dropper but is cool enough to set instantly in the oil.
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Form the Pearls: Remove the cold oil from the freezer. Using a pipette or dropper, drip the balsamic mixture into the oil one drop at a time from about 2–3 inches above the surface. The drops will form spheres as they sink to the bottom.
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Strain and Rinse: Once finished, pour the oil through a fine-mesh strainer to collect the pearls. Rinse them gently under cold running water to remove excess oil.
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Store: Place pearls in a clean container. They can be stored in the refrigerator for 4–7 days.
Alternative: Alginate Spherification (Liquid Center)
While agar-agar creates solid pearls, using sodium alginate and calcium chloride produces pearls with a liquid core that "bursts" in the mouth.
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Method: Blend 1.5g sodium alginate with 100ml balsamic vinegar. Separately, dissolve 2g calcium chloride in 250ml water (the "bath"). Drip the vinegar mixture into the calcium bath and let sit for 1 minute before rinsing.
Community Tips & Experience
“Making the balsamic caviar is actually pretty straightforward, if you have the right kit... Overall I have been pretty pleased with results. The texture is good, and the desired acidity and flavour is there.”
Caviar Pearls
Sweet and Savoury
This is courtesy of AI - but it seems to tally with
other similar recipes!
Add to drinks, salads, puddings, ice creams, cakes,
garnish your starters!
Using the cold oil spherification technique, you can transform almost any thin, flavorful liquid into edible caviar-like pearls at home. The process typically involves mixing a liquid with a gelling agent like agar-agaror gelatin, then dropping it into chilled sunflower oil, which has been stored in freezer for 2-3 hours. Thereafter, the pearls can be stored in oil in the fridge for a few days.
Popular Types of Homemade "Caviar"
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Fruit Pearls: These are the most common DIY pearls used to garnish desserts or cocktails. Popular options include strawberry, passion fruit, green apple, lime, orange, lemon, and grapefruit.
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Savoury & Condiment Pearls:
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Balsamic Pearls: A "viral" garnish for Caprese salads and appetizers. Variations include fig, pomegranate, or truffle-infused balsamic.
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Soy Sauce Pearls: Frequently used to elevate sushi or seafood dishes.
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Olive Oil Pearls: Created to provide a burst of rich oil flavor over salads or amuse-bouche.
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Tomato or Beetroot Caviar: Used as an elegant vegan garnish for fish or meat.
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Beverage Pearls:
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Coffee/Espresso Pearls: Used to top creamy desserts or lattes.
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Wine or Cocktail Pearls: Port wine or cocktail-based caviar can be used to garnish cheese plates or modern mixology drinks.
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Herbal Pearls: Basil caviar can be made with just basil leaves, water, and agar-agar for a striking green garnish.
Specialized Imitation Caviar
If you want to mimic the taste and look of real sturgeon caviar, you can use:
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Fish Stock & Squid Ink: Mixing fish stock with black food dye or squid ink creates a salty, briny pearl that looks like the real thing.
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Vegan "Black Caviar": A complex blend of nori, dulse, ginger, shiitake mushrooms, and activated charcoal for color.
Essential Equipment
To make these at home, you will need:
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Gelling Agent: Agar-agar powder (for vegan/firm pearls) or gelatin.
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Chilled Oil: A tall glass of vegetable or olive oil that has been in the freezer for 2-3 hours.
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Dropper: A plastic pipette, syringe, or squeeze bottle to form the drops.
RECIPES
PASSION FRUIT PEARLS courtesy of CakeAcake
100g passion fruit
100g water
5 teaspoons gelatin
50g icing sugar
Place all ingredients into a saucepan over medium heat until geletain has melted.
Sieve liquid into clean bowl (add orange colouring if desired, and leave to cool.
Put some oil into the freezer for about 3 hours.
Using a 50ml syringe, add droplets to the oil. These will sink to the bottom of the jug.
Then using a sieve, pour the liquid into another bowl and rinse the pearls under a cold water tap.
Spread these out on kitchen paper and store into a lidded container.
LEMON FRUIT PEARLS courtesy of Fine Dine at Home
100ml water
Half teaspoon Agar
One teaspoon sugar
Juice of one lemon (use sieve to catch pips and pulp)
Yellow food colouring
Vegetable oil (chilled for min. 2-3 hours in freezer)
Mix and bring to the boil.
Stand for ten minutes
Fill syringe with cooled lemon liquid and expel drops one by one into oil.
Using sieve, separate pearls from oil.
Rinse through sieve using cold water.
FRAISE LIQUEUR PEARLS
100 ml Fraise liqueur
Half teaspoon Agar
MANGO PEARLS
Half ripe mango, peeled, cubed and puréed
Water to make up to 200ml with purée
Half tablespoon Agar Agar
2 tablespoons sugar
Sunflower oil in freezer for 3 hours
Stir and heat on stove for 5-7 mins. Transfer to either syringe or sauce bottle. Drip into freezing oil, strain, (re-use oil) rinse with water in sieve, transfer to dish.
STRAWBERRY PEARLS
200g strawberries, hulled and cut into small pieces
40g icing sugar
50g water
Red food colouring
One teaspoon of Agar Agar (or 4 tsp gelatine powder)
Cook all ingredients for 5 minutes.
Purée, sieve into clean pan, add one teaspoon of Agar Agar (or 4 tsp gelatine powder), add a few drops of red food colour and stir over low heat until all is melted. Allow to cool a little, transfer to syringe or bottle and drop into oil.
COFFEE PEARLS
200g water
2 teaspoons instant coffee
1 teaspoon Agar Agar
Gently heat all ingredients for 5 minutes, allow to cool slightly then create pearls
LIME PEARLS
Peel from one lime
100 ml lime juice
100 ml water
50g icing sugar
Green food colouring
1 teaspoon Agar Agar
Cook for 5 mins, then strain into clean bowl and add green food colouring then transfer to clean saucepan, add one teaspoon Agar Agar, and allow to melt over moderate heat, allow to cool slightly then create pearls
ORANGE PEARLS
Peel from one orange
200ml orange juice
1 teaspoon Agar Agar
Cook for 5 minutes, strain using sieve into a bowl and transfer to a clean saucepan. Add one teaspoon Agar Agar, stir over low heat until dissolved, remove from heat and cool slightly then create pearls.
FRUIT PURÉE PEARLS
Utensils
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1 Blender
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1 Sieve
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1 Saucepan
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1 Tall glass or jug
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1 Pipette, squeeze bottle or spoon
Ingredients
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170 ml (¾ cup) fruit puree
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1 tsp (1 teaspoon) agar agar powder
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1 tsp white granulated sugar
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20 ml (1-2 tablebspoon) water (if needed to thin out the puree)
To Set the Caviar
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500 ml (2 cups) vegetable oil (very cold)
Method
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Place the oil into the freezer to chill it down completely. It needs to be very cold.
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Blend the fruit to make a puree, and sieve if necessary to remove any seeds. Place into a saucepan on the stovetop.
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Mix the agar agar powder with the teaspoon of sugar and then stir it into the fruit puree until fully combined. Heat the mixture and boil it for 30 seconds before turning off the heat.
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Take the cold oil from the freezer and use a teaspoon, squeezy bottle, or pipette to drip the fruit puree agar mixture into it slowly from around 1 foot above the glass. Caviar pearls will form on contact with the cold oil and set as they fall to the bottom.
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Sieve the oil to collect the fruit caviar and retain the oil for future use. Rinse the caviar in the sieve in water and serve or store in the fridge for 3-4 days.
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Citrus fruits have too much acid to work well with agar agar powder. I have had the best results from berries and currants.
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Thicker fruit purees like mango will need to be thinned out with water to work best.
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Gelatin powder can be used instead, but it is not plant-based, and you will need a lot more of it. For best results, use agar agar.
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Agar agar needs heat to be activated, so do not skip the step where it is boiled in the fruit puree.
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Any non-flavored oil can be used, but it must be very cold and in a tall glass or jug.
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The mixture needs to be dropped into the oil from height, so position the pipette around 1 foot or higher above the glass.