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.
This cake recipe was a highlight at our last anniversary party and impressed all our guests with its delicate flavors and beautiful presentation
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 Cake:
- 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.
- Set and Serve:
- Chill the finished cake in the refrigerator for 1 hour to set. Slice and serve.
Save This cake has brought so many joyful moments to family gatherings creating lasting memories 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 diamond ring cake is an exquisite centerpiece sure to dazzle at any celebration
Recipe Questions
- → How do I achieve a light vanilla sponge?
Whisk eggs and sugar until tripled in volume to incorporate air, then gently fold in sifted flour to keep the batter light and fluffy.
- → What is the best way to melt white chocolate without burning?
Melt white chocolate gently over a bain-marie or use short bursts in the microwave, stirring frequently until smooth.
- → How do I prepare the mirror glaze for a smooth finish?
Dissolve gelatin into the warm mixture of sugar, condensed milk, and white chocolate, then cool to about 32°C before pouring evenly over the frozen mousse cake.
- → Can I prepare the dessert in advance?
Yes, chilling the layered cake before glazing ensures the mousse is firm, making glazing easier and enhancing the final presentation.
- → What decorations best enhance the jewel-like appearance?
Use edible silver leaf, glitter, and sugar pearls to mimic the sparkle and elegance of a diamond ring.