A method for producing an electrode laminate including a current collector using aluminum as the material and an electrode layer laminated on the current collector, where the method includes the steps of: laminating an electrode layer forming composition, which contains at least a sulfide-based solid electrolyte and an active material and no binding agent, on the current collector; and f heating the current collector and the electrode layer forming composition at a temperature of not less than 60° C. and adhering them.