Marko exited MasterChef after a challenging stress test. The second phase of the stress test presented the contestants with a demanding pastry task. Marko experienced technical problems during the competition, ultimately leading to his departure. He expressed frustration with these issues as the reason for his elimination. The specifics of the pastry challenge were not detailed, but it proved difficult for Marko to overcome the obstacles. This elimination highlights the intense pressure and precision required in the MasterChef kitchen.