A built-in domestic appliance including a hinge device that hinges a door to a furniture body of the built-in domestic appliance, with the hinge device being designed to implement an opening and closing movement of the door, during which a gap is formed between one edge of the door and a front of a second furniture body adjacent to the furniture body of the built-in domestic appliance, a sensor device that monitors the gap for a presence of a foreign body, and a blocking device that blocks the hinge device in the presence of the foreign body detected by the sensor device in a direction of movement of the door which would result in a further reduction of the gap.