purple potato mousse cake

How to Make Purple Sweet Potato Mousse Cake: A Step-by-Step Guide

Purple sweet potato mousse cake is a visually stunning and delicious dessert that combines the earthy sweetness of purple sweet potatoes with a light, airy mousse. Here’s a simple guide to creating this treat.

Ingredients:

For the sponge base: 100g sponge cake or biscuits, 50g melted butter.

For the purple sweet potato puree: 300g steamed purple sweet potatoes, 30g sugar, 100ml milk.

For the mousse: 200ml heavy cream, 2 gelatin sheets (soaked in cold water), 50g sugar.

Steps:

1. Prepare the base: Crush biscuits into crumbs, mix with melted butter, and press into the bottom of a springform pan. Chill for 30 minutes.

2. Make the puree: Peel and mash steamed purple sweet potatoes until smooth. Mix with sugar and milk, then set aside.

3. Whip the mousse: Beat heavy cream and sugar until stiff peaks form. Squeeze excess water from gelatin, melt it in a double boiler, and fold into the cream.

4. Assemble: Layer half the mousse over the base, spread the purple sweet potato puree evenly, then top with the remaining mousse. Smooth the surface.

5. Chill: Refrigerate for at least 4 hours, or until set. Garnish with fresh berries or mint before serving.

This cake balances creamy and rich textures, making it a perfect showstopper for any occasion!