Don't Waste the Tomato Paste on the Side of Your Pot
by Claire Lower on Skillet, shared by Claire Lower to from Lifehacker on (#579K9)

Anyone who has ever made a tomato-based pasta sauce has probably noticed the thick, dark red trail the sauce leaves behind on the walls of the pot as it is reduced. This sticky residue is (free! bonus!) tomato paste, and it should not be abandoned under any circumstances.