A system for storing breast milk includes a container having a top opening and a bottom recess extending into an interior of the container towards the top opening. A container cap is configured to attach to the container and cover the top opening. The container cap includes a probe thermometer having a sensing tip positioned above the bottom recess when the container cap is attached to the container. A non-insulated cooling base has a protrusion configured to mate within the recess when the container is resting on the base. An insulated shell assembly includes a top and bottom configured to connect to each other, wherein the shell assembly is configured to at least partially encapsulate the container, the container cap and the cooling base.