Save A stunning, show-stopping dessert centerpiece inspired by the elegance of diamond engagement rings. This creative cake features layers of vanilla sponge, rich white chocolate mousse, and a sparkling jewel-like glaze, perfect for celebrations.
I first made this cake for a friend's engagement party and it was the centerpiece that everyone admired and enjoyed immensely.
Ingredients
- Sponge Cake: 4 large eggs, 120 g granulated sugar, 120 g all-purpose flour, 1/2 tsp vanilla extract, 1/4 tsp salt
- White Chocolate Mousse: 200 g white chocolate chopped, 300 ml heavy cream divided, 2 sheets gelatin (or 5 g powdered gelatin), 1 tsp vanilla extract
- Mirror Glaze: 200 g white chocolate chopped, 150 g granulated sugar, 100 ml water, 100 g sweetened condensed milk, 8 g powdered gelatin, Food coloring (silver pearl or pastel tones)
- Decoration: Edible silver leaf, Edible glitter, Sugar pearls or edible jewels
Instructions
- Preheat Oven:
- Preheat your oven to 170°C (340°F) Grease and line a large ring-shaped cake pan or a standard cake pan with a small round cutter in the center to create a ring shape
- Prepare Sponge:
- Whisk eggs and sugar in a stand mixer until pale and tripled in volume (about 8 minutes) Gently fold in sifted flour vanilla and salt Pour into the pan and smooth the surface Bake for 25 30 minutes or until a toothpick comes out clean Cool completely
- Make Mousse:
- Soften gelatin in cold water for 5 minutes Melt white chocolate over a bain-marie or in the microwave Heat 100 ml cream to just simmering then dissolve the gelatin in it Pour over melted chocolate stirring until smooth Cool to room temperature Whip remaining cream to soft peaks and fold into the chocolate mixture with vanilla
- Assemble Layers:
- Slice the cooled cake horizontally into two layers Place the bottom layer in a clean ring mold (or springform pan) spread half the mousse add the top layer and cover with remaining mousse Smooth the top and freeze for 2 hours
- Prepare Glaze:
- Soften gelatin in cold water Combine sugar water and condensed milk in a saucepan bring just to a boil then remove from heat Stir in gelatin to dissolve then pour over white chocolate Let sit 2 minutes then blend until smooth Add food coloring for a jewel-like sheen Cool glaze to 32°C (90°F)
- Glaze Cake:
- Remove cake from freezer and unmold onto a wire rack Pour mirror glaze evenly over the frozen cake letting excess drip off Decorate immediately with edible silver leaf glitter and sugar pearls to mimic a diamond rings sparkle
- Chill and Serve:
- Chill the finished cake in the refrigerator for 1 hour to set Slice and serve
Save This cake always brings family together as we celebrate special milestones with joy and elegance around the table.
Required Tools
Stand mixer or hand mixer, Ring cake pan or springform pan, Mixing bowls, Saucepan, Wire rack, Offset spatula, Thermometer (for glaze)
Allergen Information
Contains eggs dairy and gluten (wheat) May contain soy (in some chocolate) Check all decorations for nut and gluten traces if allergies are a concern
Nutritional Information
Calories 410 Total Fat 23 g Carbohydrates 47 g Protein 6 g per serving
Save This elegant cake is a showstopper that will dazzle your guests and create unforgettable memories.
Recipe FAQ
- → How do I achieve the ring shape for this dessert?
Use a ring-shaped cake pan or create a ring by cutting a hole in the center of a standard cake pan. Alternatively, use a silicone ring mold for precision.
- → What is the best way to make the mirror glaze shiny?
Ensure the glaze reaches around 32°C (90°F) before pouring it over the chilled cake to achieve a smooth, glossy finish.
- → Can I add fruit flavors to enhance the dessert?
Yes, layering raspberry or passion fruit jam between sponge and mousse adds a fresh, fruity contrast that complements the richness.
- → How long should the dessert chill before serving?
Chill the cake at least one hour after glazing to let the layers set firmly, ensuring clean slices and maintained shape.
- → What decorations work best for the sparkling effect?
Edible silver leaf, sugar pearls, and edible glitter create a jewel-like sparkle that enhances the elegant appearance.