Abstract: A portable, nestable brewing system for the preparation of various liquid beverage products is disclosed. The system includes as its main components an insulated cup-like brewed beverage receiver, a water receiving vessel, a filter holder, and a powdered beverage storage canister with a detachable lid. The brewed beverage receiver, water receiving vessel, and filter holder engage together in a configuration enabling the preparation of brewed beverages from powdered materials. After use, all of the components and the powdered beverage storage canister are nestable within the brewed beverage receiver. To maintain the system in a nested condition, the lid of canister is detachably securable to the top of the brewed beverage receiver with the other components of the system inside.