NOVELTY - Apparatus for producing biodiesel comprises a first tank for storing reactants; a second tank for storing waste oil; a tube for fluid distribution; a central processing unit; a reactant valve; a waste valve; a biodiesel valve; a control panel; a stirrer for stirring the mixture, attached to the second tank, and electrically connected to the central processing unit; and a heater attached to the second tank, and electrically connected to the central processing unit.    USE - The apparatus or method is useful for producing biodiesel (claimed).    ADVANTAGE - Improved biodiesel processor that is user friendly and portable is provided.    DETAILED DESCRIPTION - Apparatus for producing biodiesel comprises a first tank for storing reactants; a second tank for storing waste oil; a tube for fluid distribution connected to the second tank, and connected to the reactant valve; a central processing unit for monitoring the biodiesel production, electrically connected to the valves, stirrer and heater; a reactant valve for introducing reactants to the second tank, coupled to the first tank, and electrically connected to the central processing unit; a waste valve for discharging waste elements, coupled to the second tank, and electrically connected to the central processing unit; a biodiesel valve for discharging biodiesel, coupled to the second tank, and electrically connected to the central processing unit; a control panel for controlling the stirrer speed, heater temperature and valve opening and closing, and electrically connected to the central processing unit; a stirrer for stirring the mixture, attached to the second tank, and electrically connected to the central processing unit; and a heater attached to the second tank, and electrically connected to the central processing unit. An INDEPENDENT CLAIM is a method for producing biodiesel on the biodiesel production apparatus, comprising feeding reactants into the first tank; feeding waste oil into the second tank simultaneously; subsequently heating the waste oil in the second tank; subsequently mixing the reactants and heated waste oil; subsequently precipitation of the mixture; subsequently discharging waste elements; and discharging the biodiesel.