Abstract: There is disclosed herein a sous vide appliance (10) including: a tube (12) having longitudinally opposite first and second ends (14, 13), and providing a liquid flow path (26) having an inlet adjacent the first end (14), and an outlet adjacent the second end (13); a heating element (31) mounted adjacent the tube (12) to heat liquid passing along the flow path from the inlet to the outlet; an outer housing (11) within which the tube (12) is located; and a switch (32) located between the tube (12) and the housing (11) and operatively associated with the heating element (31) to provide for the delivery of electric power to the heating element (31).