Shearing unit for obtaining gluten from a viscous mixture containing starch and gluten, having a housing in which a shearing chamber having an inlet and an outlet is formed, wherein, for conveying the mixture through the shearing unit, the housing is able to be connected on the inlet side to a pump device which is adapted to convey the mixture through the shearing chamber of the shearing unit; a first shaft which is rotatably mounted in the housing and which has a plurality of disc-shaped first shearing tools which are mounted in a rotationally fixed manner on the first shaft, wherein in each case two adjacent shearing tools of the plurality of first shearing tools are axially spaced apart from one another so that they form an intermediate space, a second shaft which is rotatably mounted in the housing and which is arranged parallel to the first shaft and has a plurality of disc-shaped second shearing tools which are mounted in a rotationally fixed manner on the second shaft, wherein in each case two adjacent shearing tools of the plurality of second shearing tools are axially spaced apart from one another so that they form a further intermediate space, wherein the first and second shearing tools (24, 28) are arranged in the shearing chamber, wherein the first and second shafts (W1, W2) are radially spaced apart from one another and the plurality of first shearing tools is axially offset relative to the plurality of second shearing tools in such a manner that at least one portion of one of the plurality of second shearing tools engages into an intermediate space, and wherein a gap having a width of at least 0.3 mm, preferably of at least 0.5 mm, is formed in each case in the axial direction between the at least one engaging portion and the two adjacent first shearing tools forming the intermediate space. a housing in which a shearing chamber having an inlet and an outlet is formed, wherein, for conveying the mixture through the shearing unit, the housing is able to be connected on the inlet side to a pump device which is adapted to convey the mixture through the shearing chamber of the shearing unit; a first shaft which is rotatably mounted in the housing and which has a plurality of disc-shaped first shearing tools which are mounted in a rotationally fixed manner on the first shaft, wherein in each case two adjacent shearing tools of the plurality of first shearing tools are axially spaced apart from one another so that they form an intermediate space, a second shaft which is rotatably mounted in the housing and which is arranged parallel to the first shaft and has a plurality of disc-shaped second shearing tools which are mounted in a rotationally fixed manner on the second shaft, wherein in each case two adjacent shearing tools of the plurality of second shearing tools are axially spaced apart from one another so that they form a further intermediate space, wherein the first and second shearing tools (24, 28) are arranged in the shearing chamber, wherein the first and second shafts (W1, W2) are radially spaced apart from one another and the plurality of first shearing tools is axially offset relative to the plurality of second shearing tools in such a manner that at least one portion of one of the plurality of second shearing tools engages into an intermediate space, and wherein a gap having a width of at least 0.3 mm, preferably of at least 0.5 mm, is formed in each case in the axial direction between the at least one engaging portion and the two adjacent first shearing tools forming the intermediate space.