Sweet Chestnuts Mashed with Sweet Potatoes: Mont Blanc Tart

Sweet Chestnuts Mashed with Sweet Potatoes: Mont Blanc Tart

This is a slightly luxurious mont blanc tart... The combination of mashed sweet chestnuts and sweet potatoes and marron cream makes for the most delicious tart.

Ingredients: 20 cm tart mold

Tart dough
Recipe ID: 1044412
Almond Cream:
60 g
Granulated sugar
60 g
Almond flour
60 g
1 large
Lemon juice
1 teaspoon
Marron Cream
Candied Japanese Chestnuts
100 g
Candied Japanese Chestnut Syrup
100 g
Heavy cream
100 g
Sweet Chestnuts mashed with Sweet Potatoes - Recipe ID: 896220
Whipped Cream
100 g
Candied Japanese Chestnuts
100 g


1. Refer to Recipe ID: 1044412 for the tart mold (or use whatever tart dough you prefer).
2. Making the almond cream: Combine butter and granulated sugar into a bowl and mix, add a beaten egg, and mix well.
3. Add almond powder and lemon juice to Step 2, mix well, and let it sit for a while to let the flavor soak in.
4. Pack the almond cream from Step 3 into the tart batter from Step 1, and bake in an oven at 355°F/180°C for about 30~35 minutes. Cover with aluminum foil if it looks like it is going to burn.
5. Marron Cream: Combine 100 g candied chestnuts, 100 g candied chestnut syrup, 100 g heavy cream in a blender, and blend into a paste.
6. Mashed Sweet Potatoes with Sweetened Chestnuts: Make Steps 2~6 of Recipe ID: 896220, and add half the amount to Step 5.
7. Place a round cap (3 mm) onto a pastry bag, and squeeze in the whipped cream flavored to your preference.
8. Squeeze the marron cream from Step 6 on top using the same cap.
9. Squeeze the remaining chestnut kinton on top, and decorate with 100 g candied chestnuts and silver dragees, and it is done.

Story Behind this Recipe

I used to make marron cream with candied chestnuts and heavy cream, but by blending sweet potatoes (mashed up with sweetened chestnuts), the cream became even more delicious.