Introducing Fairycake Fair's Autumn Delight: Sweet Potato Brulee Butter Sandwich

Sweet Potato Brulee Butter Sandwich by Fairycake Fair

Fairycake Fair, known for its delightful cupcakes and biscuits, is set to launch a new seasonal treat: the Sweet Potato Brulee Butter Sandwich. Starting September 1, 2026, this unique creation celebrates the rich flavors of autumn using premium Japanese Anno sweet potatoes.

A Taste of Autumn

This delectable sandwich showcases the natural sweetness of Anno sweet potatoes, skillfully transformed into a butter sandwich that captures the essence of baked sweet potatoes. The dish is infused with a hint of cinnamon, enhancing the robust sweetness of the potatoes while adding layers of flavor. Crispy caramel chips introduce a delightful bitterness and crunch, reminiscent of a traditional brulee, which contrasts perfectly with the creamy filling.

Heavenly Cream Filling

The star of this sandwich is undoubtedly the butter cream, crafted meticulously from a paste of baked Anno sweet potatoes. This rich filling combines fresh cream, milk, and gently cooked egg yolks to create a luxurious flavor experience. The result? A smooth and indulgent cream that perfectly embodies the sweet potato's moist texture and syrupy sweetness.

Each bite reveals the cinnamon's gentle aroma and the creamy potato goodness, making it a comforting delight for the cooler autumn months.

A Unique Crunch

To enhance the sandwich's texture, crispy caramel chips are generously sprinkled throughout, mimicking the satisfying crunch of a well-cooked brulee. As you take a bite, the caramel chips burst with a bitter sweetness, complementing the soft and sweet potato butter cream beautifully. The balance of textures and flavors culminates in an autumn treat that is both nostalgic and unique.

Craftsmanship and Quality

In their preparation process, Fairycake Fair experimented with various flavor combinations, including fruits, chocolate, and spices. However, they ultimately decided on the singular focus of bringing out the Annou sweet potato's natural sweetness and richness. The result is a butter sandwich that not only represents the season's bounty but also emphasizes the traditional taste of these cherished sweet potatoes.

Product Details

- Product Name: Sweet Potato Brulee Butter Sandwich
- Price: 2,300 yen for a pack of five, 460 yen for a single sandwich, available individually in-store
- Sales Period: September 1, 2026, to late October (approx.)
- Available Locations: All Fairycake Fair stores (including Gransta Tokyo, Lumine Shinjuku, and Shibuya Tokyu Food Show) and online at their website.
- Product URL: Fairycake

Additional Autumn Treat

On the same day, Fairycake Fair will also introduce another seasonal delight: Baked Chestnut Cupcake, featuring locally grown Susuki chestnuts from Miyazaki Prefecture. This cupcake highlights the deep flavors of autumn and is a must-try for those who appreciate seasonal sweets.

Product Information of Baked Chestnut Cupcake

- Product Name: Baked Chestnut Cupcake
- Price: 2,000 yen for a pack of five
- Sales Period: September 1, 2026, to mid-November (approx.)
- Available Locations: In all Fairycake Fair stores and online.
- Product URL: Fairycake

About Fairycake Fair

Established in 2007 to celebrate the opening of Gransta Tokyo, Fairycake Fair focuses on handmade quality. Known for their delightful British-inspired cupcakes and fresh butter sandwiches, they pride themselves on crafting treats that bring joy. Each product is made with high-quality ingredients and reflects the seasonal flavors of Japan.

For the latest updates and new product releases, follow them on their official channels: