Flan is a dessert made by adding custard to a caramel-lined mold. After it is baked, then chilled, it is tipped out of the mold so the caramel is on top. The dish is popular around the world, from Europe to the Philippines to Latin America, and one form is a staple of Japanese convenience stores. Though flan is typically vanilla-flavored, it can be made with a number of other flavors, such as almond or chocolate. A variation of flan popular in Puerto Rico contains an added layer of what? Discuss
Source: The Free Dictionary