A stove for smoking and roasting food includes a stove unit having a top surface, a supporting frame disposed behind the stove unit, a cover unit disposed above the top surface, a guiding unit, and a cantilever unit. The cover unit has two joint connection portions on opposite sides thereof. The guiding unit has a pair of guiding elements disposed on the supporting frame and a pair of sliding elements disposed on the cover unit. The guiding elements cooperate with the sliding elements to guide and retain the cover unit during up-and-down movement thereof in a vertical direction. The cantilever unit interconnects the cover unit and the supporting frame for driving the cover unit to move with respective to the top surface.