Market O Choco Cracker Eaten on their own, these thin, saltine-like biscuits are slightly savoury. Two-thirds of each is covered in a thin layer of dark chocolate, making these the lightest biscuits of those tested. The sweet and savoury combination makes them decidedly moreish. HK$29.90, ParknShop, citywide Biscuitech Chocolate Butter Biscuits These thin Belgian biscuits come as an assortment, fully covered in white, milk or dark chocolate. The white chocolate-covered ones are the sweetest, but even the dark ones seem sugar-laden. The biscuits have a deep, baked flavour. HK$22.50, ParknShop and Wellcome, citywide Pinnacle Macadamia Cookies With an airy, open crumb, this shortbread is deliciously rich and buttery. The taste of macadamias is obvious, overpowering the thick milk chocolate base, though actual nuts seem few and far between. HK$23.90, Great Food Hall, LG1/F Two Pacific Place, Admiralty Waitrose Seriously Nutty Milk Chocolate & Hazelnut Biscuits With chocolate chips as well as base, this is an indulgent and intensely sweet and heavy biscuit; a couple would be enough. The tasty addition of hazelnuts again adds to the weight. HK$23, Great Food Hall, LG1/F Two Pacific Place, Admiralty Kambly Matterhorn Is this a biscuit or a chocolate? Extremely thin biscuits are stuck to a thick tablet of milk chocolate with nougat - the biscuit is too delicate to carry the chocolate, and can be eaten quickly, leaving a heavy slab of chocolate behind. HK$29.50, ParknShop and Wellcome, citywide