Provided is a reusable food storage container, comprising a vessel that can store a food and/or beverage and a removable cap that closes the vessel. The cap can have a tube or other through-passage formed therein to enable a user to squeeze or draw out the contents of the vessel. The cap can include a mouthpiece and a plug to close the mouthpiece. The cap can be configured to make at least one of a seal, e.g., an airtight and/or water tight-seal, with the vessel, by being press fit into the top of the vessel. And the plug can be configured to close and seal the mouthpiece.