Chocolate bar components: cocoa solids, cocoa butter, sugar, and milk. The relative presence or absence of these define the subclasses of chocolate bar made of dark chocolate, milk chocolate, and white chocolate. In addition to these main ingredients a chocolate bar may contain flavorings such as vanilla and emulsifiers such as soy lecithin to alter its consistency. While vanilla is the most common flavouring, many other flavours are available, including mint, orange, and coffee. Chocolate bars containing other ingredients feature a wide variety of layerings or mixtures that include nuts, fruit, caramel, nougat, and fondant. A popular example is a Snickers bar,
Chocolate crackles Chocolate crackles Chocolate crackles (also known as chocolate bubble cakes) are a popular children's confection in Australia and New Zealand, especially for birthday parties and at school fêtes. The earliest recipe found so far is from "The Australian Women's Weekly" in December 1937. The principal ingredient is the commercial breakfast cereal Rice Bubbles. The binding ingredient is hydrogenated coconut oil (such as the brand Copha), which is solid at room temperature. Since making chocolate crackles does not require baking it is often used as an activity for young children. The recipe is relatively easy requiring only vegetable shortening, icing sugar,