Equipment
Ingredients
Blackcurrant Puree
- 200 g blackcurrants, fresh or frozen (thawed)
- 40 g caster sugar
- 15 ml lemon juice, freshly squeezed
Panna Cotta Base
- 7 g gelatin powder
- 30 ml water, cold
- 300 ml heavy cream
- 150 ml whole milk
- 60 g caster sugar
- 5 ml vanilla extract
Nutrition (per serving)
Nutrition is estimated per serving. Nutrients without complete source data are omitted.
Full nutrition
- Calories
- 416 kcal
- Protein
- 6 g
- Carbohydrates
- 37 g
- Fat
- 29 g
- Fiber
- 0 g
- Sugar
- 29 g
- Sodium
- 41 mg
- Saturated Fat
- 18 g
- Trans Fat
- 1 g
- Monounsaturated Fat
- 7 g
- Polyunsaturated Fat
- 1 g
- Cholesterol
- 89 mg
- Potassium
- 288 mg
- Calcium
- 121 mg
- Iron
- 0.9 mg
- Magnesium
- 22 mg
- Phosphorus
- 106 mg
- Zinc
- 0.5 mg
- Vitamin A
- 332 mcg
- Vitamin C
- 92 mg
- Vitamin D
- 1.7 mcg
- Vitamin E
- 1.2 mg
- Vitamin K
- 3 mcg
- Vitamin B6
- 0.1 mg
- Vitamin B12
- 0.3 mcg
- Thiamin
- 0.06 mg
- Riboflavin
- 0.25 mg
- Niacin
- 0.2 mg
- Folate
- 6 mcg
- Water
- 129 g
- Alcohol
- 0 g
Sources: Aggregated Public Data, USDA FoodData Central
Method
Place the cold water in a small bowl and evenly sprinkle the gelatin powder over the surface. Let it sit undisturbed for 5 to 10 minutes to bloom and absorb the liquid.
In a saucepan, combine the blackcurrants, 40g of caster sugar, and lemon juice. Heat over medium-low heat until the berries burst and release their juices, about 5 minutes.
Pass the cooked blackcurrant mixture through a fine mesh sieve into a bowl, pressing the solids with the back of a spoon to extract as much smooth puree as possible. Discard the skins and seeds. Set the puree aside.
Rinse the saucepan, then add the heavy cream, whole milk, the remaining 60g of caster sugar, and vanilla extract. Heat gently over medium heat until it reaches 80 degrees Celsius (175 degrees Fahrenheit), steaming with tiny bubbles around the edges, but do not let it boil.
Remove the cream mixture from the heat. Add the bloomed gelatin to the hot liquid and whisk gently until the gelatin is completely dissolved and no lumps remain.
Pour the smooth blackcurrant puree into the cream and gelatin mixture, whisking gently until the color is a uniform, vibrant purple.
Divide the mixture evenly among 4 ramekins or dessert glasses. Transfer to the refrigerator and chill for at least 4 hours, or until completely set.
Chef's Notes
- To achieve the perfect unmolding experience, lightly oil the ramekins with a neutral oil before filling. When ready to serve, dip the outside of the ramekins in warm water for 5 seconds to release the edges.
- Do not skip the straining step for the blackcurrants. The skins and seeds will ruin the signature silky, luxurious mouthfeel of a proper panna cotta.
- If you prefer a stronger tartness to cut through the rich dairy, you can reserve a tablespoon of the unsweetened blackcurrant puree to drizzle over the top just before serving.
- Blooming gelatin in cold liquid is non-negotiable. Sprinkling it directly into hot cream will cause the exterior of the granules to swell and seal immediately, leaving a hard, dry core that refuses to melt.
Storage
Refrigerator: 3 days — Cover tightly with plastic wrap directly touching the surface to prevent a skin from forming.
Troubleshooting
Panna cotta has a grainy texture or gelatin lumps at the bottom
Cause: Gelatin was not adequately bloomed or was not fully dissolved in the hot cream.
Fix: Cannot be fixed once set. If caught before chilling, gently reheat the mixture and pass through a fine sieve.
Prevention: Ensure gelatin is sprinkled in an even layer over cold water to bloom, and check the cream is hot enough to melt it completely.
Dessert separates into a clear layer and a creamy layer
Cause: The cream mixture got too hot (boiled) or the acidic fruit puree curdled the hot dairy.
Fix: Cannot be fixed
Prevention: Never allow the cream to boil, and let it cool very slightly before whisking in the acidic blackcurrant puree.
Panna cotta did not set
Cause: Insufficient chilling time or enzymes from raw fruit broke down the gelatin.
Fix: Chill for an additional 2-4 hours. If still liquid, it cannot be fixed.
Prevention: Always cook the blackcurrants first to deactivate any problematic enzymes and ensure at least 4 hours of refrigeration.
Cultural Context
Panna cotta translates to cooked cream in Italian, originating in the northern region of Piedmont. While traditional versions were historically set with fish bones or prolonged reduction, modern iterations use precise amounts of gelatin to achieve a delicate, trembling set. Introducing blackcurrant brings a Northern European or British flair to this Italian classic, perfectly balancing the rich dairy with intense, dark berry acidity.
