Notre Dame 24, Serra 0--The Knights recorded their third consecutive shutout and held visiting Serra to 102 yards.
Notre Dame (6-0-1) has allowed only 28 points this season.
Notre Dame forced three turnovers and blocked a punt, setting up short drives.
Running back Carlos Portillo scored touchdowns on runs of three and 11 yards. Portillo rushed for 37 yards in eight carries and the Knights finished with 200 yards.