Alison, co-owner of Dear Harley Cake Studio, shows the banana illusion cake made with chocolate at the studio in Hong Kong, China, August 25, 2020. A bakery studio in Hong Kong is aiming to bounce back from its COVID-19 slump with "illusion cakes" that appear to be everyday objects until you take a slice. REUTERS/Lam Yik

Cony and Alison, co-owners of Dear Harley Cake Studio, colour their banana illusion cake in Hong Kong, China, August 25, 2020. Dear Harley Cake Studio's founders Alison Chan and Cony Lam came up with the idea after baking a custom cake for Chan's nephew, who loves bananas: a thin layer of yellow fondant wrapped around dark chocolate and Italian meringue butter cream. REUTERS/Lam Yik

Cony and Alison, co-owners of Dear Harley Cake Studio, choose baking tools at their studio in Hong Kong China, August 25, 2020. Posting such creations on social media brought a new wave of customers to their shop, prompting them to switch the focus of their business to special orders and workshops for wannabe cake illusionists. REUTERS/Lam Yik

Cony, co-owner of Dear Harley Cake Studio, eats a banana while showcasing the studio's banana illusion cake in Hong Kong, China, August 25, 2020. REUTERS/Lam Yik

Alison, co-owner of Dear Harley Cake Studio, shows one of the illusion cakes, imitating a local mobile ice cream truck at the studio in Hong Kong, China, August 25, 2020. REUTERS/Lam Yik

Cony, co-owner of Dear Harley Cake Studio, packages one of the illusion cakes, imitating a local mobile ice cream truck at the studio in Hong Kong, China, August 25, 2020. REUTERS/Lam Yik