Originated in Portugal, serradura means "sawdust", a layered dessert of crushed Marie biscuits and whipped cream. Rich, creamy, simple and extremely easy to make. Serradura | Portuguese Sawdust Pudding is a quick and easy, no-bake, layered dessert. Here’s an easy recipe to make this delightful dessert! Who doesn’t like quick fix recipes, I know I do !!!, and quick fix dessert recipes are the best kind. Today I’d like to share yet another simple dessert that is quick to put together, although you still need to wait to enjoy it as it requires some time to set. So this makes for a great make-ahead dessert! This no-cook yet fancy dessert is known as ... Serradura (Sawdust Pudding) is a Portuguese dessert which consists of a combination of sweetened whipped cream and powdered tea biscuits. Serradura is a Portuguese word for “sawdust”. It doesn’t need a stretch of imagination to see that the sawdust refers to the biscuit crumbs in this pudding.