The main goal of Cadbury Dairy Milk Silk is to indulge in the velvety smoothness and depth of chocolate. Savor a decadent, creamy, and smooth celebration. Silk: The traditional flavor of Cadbury Dairy Milk chocolates, but with an extra dose of indulgence, creaminess, and smoothness. A glass and a half of milk is needed to make Cadbury Dairy Milk Silk. When it comes to birthdays, Valentine’s Day, and get-togethers, this milk chocolate bar makes the ideal treat to enjoy on its own or as part of a chocolate gift pack.