The invention concerns a method for obtaining a strip of extruded uncooked cookie batter characterised in that it consists in: kneading a mixture of said uncooked wheat flour batter in the kneading zone of a mixer-extruder, with shearing ranging between 10 s and 150 s , at a temperature ranging between 10 and 45 DEG C; pressurising the kneaded mixture, in a zone feeding the mixer-extruder die, at a pressure ranging between 1 and 350 bars, the shearing in the feeding zone ranging between 10 and 150 s and preferably between 10 and 60 s ; extruding the kneaded and pressurised mixture, through a die supplied by the die feeding zone.