Senior Matthew Schaller scored the game-winning goal in the 66th minute as 10th-seeded Verona (12-0) advanced to the quarterfinals of the Essex County Tournament with a 2-1 upset over seventh-seeded West Essex (7-4-2) on Saturday in North Caldwell.West Essex struck first when Pedro Dacosta found the back of the net in the 21st minute off an assist from Giovanni Cascarano. Verona responded when Asier Jendi scored in the 29th minute, assisted by M…