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Nigella Passionfruit Ice Cream Cake

Nigella Passionfruit Ice Cream Cake

This no-bake passionfruit ice cream cake layers a buttery cookie crumb base with a rich vanilla ice cream filling and a bright, tangy passionfruit ripple. The texture is firm enough to slice cleanly after freezing, yet soft and creamy on the palate, with a balanced contrast between sweet dairy richness and sharp tropical fruit.

Ingredients

Scale
  • 6 oz graham crackers, finely crushed
  • 3 tbsp unsalted butter
  • 1 tbsp granulated sugar
  • 1 cup whole milk
  • 3 large egg yolks
  • 1/4 cup granulated sugar
  • 1 tsp vanilla extract
  • 1 cup heavy cream, cold
  • 1/2 cup sweetened condensed milk
  • 1/2 cup passionfruit pulp, strained if seedy texture is not desired
  • 2 tbsp honey
  • 1 tsp fresh lemon juice
  • 1/8 tsp fine sea salt

Instructions

  1. Set a heatproof 6-inch round cake ring or springform pan on a flat tray that will fit in your freezer, then line the base and sides with parchment paper for easy unmolding. Having the pan prepared before you start is important because the ice cream base needs to be assembled promptly once it is cold and aerated.
  2. Combine the graham cracker crumbs, unsalted butter, and 1 tablespoon granulated sugar in a small saucepan over low heat. Stir for 2 to 3 minutes until the butter is fully melted and the crumbs look evenly moistened like wet sand; do not brown the mixture, or the crust will taste toasted instead of clean and buttery.
  3. Press the crumb mixture firmly into the bottom of the lined pan using the flat base of a measuring cup or glass. Compacting it well prevents a crumbly base later, so press especially around the edges, then place the pan in the freezer for 15 minutes until firm.
  4. Pour the whole milk into a medium saucepan and warm it over medium-low heat just until it is steaming lightly around the edges and small bubbles begin to appear at the perimeter. Do not let it boil, because overheated milk can give the custard a cooked flavor and make the egg yolks harder to temper smoothly.
  5. In a medium heatproof bowl, whisk the egg yolks with 1/4 cup granulated sugar until the mixture is slightly paler and thickened, about 1 minute. Slowly stream in about half of the hot milk while whisking constantly to temper the yolks gently, which keeps them from scrambling.
  6. Return the tempered yolk mixture to the saucepan and cook over low heat, stirring constantly with a silicone spatula and scraping the bottom and corners. Cook for 4 to 6 minutes until the custard thickens enough to coat the back of a spoon; when you run a finger through it, the line should stay clear, and if you see any curdling or graininess, remove it from the heat immediately.
  7. Stir the vanilla extract and fine sea salt into the custard, then transfer it to a clean bowl. Cool it over an ice bath or at room temperature until no longer warm, stirring occasionally to prevent a skin from forming; rushing this step by combining warm custard with whipped cream will deflate the mixture and create icy texture.
  8. In a chilled mixing bowl, whip the cold heavy cream with a whisk or hand mixer to medium peaks, 2 to 3 minutes. The cream should hold soft ridges that curl at the tip; avoid whipping to stiff peaks, because over-whipped cream will make the finished cake dense rather than mousse-like.
  9. Fold the sweetened condensed milk into the cooled custard, then gently fold in the whipped cream in three additions with a broad spatula. Use long sweeping motions through the center and around the bowl so you preserve as much air as possible, which gives the frozen cake a lighter, scoopable texture.
  10. In a small bowl, stir together the passionfruit pulp, honey, and lemon juice until glossy and fluid. The honey rounds off the fruit’s sharpness without muting its flavor, and the lemon keeps the ripple bright; if the mixture seems very thick, let it sit for 2 minutes so it loosens naturally.
  11. Spread half of the ice cream mixture over the frozen crumb base and smooth it with an offset spatula. Spoon over half of the passionfruit mixture and lightly swirl with the tip of a knife, then repeat with the remaining ice cream mixture and passionfruit, being careful not to over-swirl or the layers will muddy together.
  12. Cover the pan tightly and freeze for at least 4 hours, preferably until fully firm throughout. For the cleanest slices, unmold the cake and let it stand at room temperature for 8 to 10 minutes before cutting with a long knife dipped in hot water and wiped dry between each slice; if you prefer, the cake can also be frozen overnight as the primary make-ahead option.

Notes

Store the cake tightly wrapped in the freezer for up to 2 months; for best flavor and texture, serve within 2 weeks. Individual slices can be held in the refrigerator for up to 20 minutes before serving, but do not refrigerate the whole cake for extended periods or it will soften unevenly. This dessert is not reheated; instead, temper at room temperature for 8 to 10 minutes before slicing. If the crust softens after long storage, place slices on a chilled plate and return them to the freezer for 5 minutes to re-firm before serving.

Nutrition

Keywords: passionfruit ice cream cake, no bake ice cream cake, stovetop dessert, tropical frozen dessert, passion fruit cake, creamy ice cream slice