Rubys of London is a gluten-free bakery in London, offering a range of cakes, cupcakes, and brownies. Their products are made with natural ingredients and are free from preservatives and additives. The bakery has a wide range of products, including chocolate fudge cake, vanilla cupcakes, and raspberry brownies. Rubys of London also offers vegan and dairy-free options. The bakery is located in Greenwich, South East London.