Expandable barbeque grill grate

A barbeque grill grate comprising a pair of coplanar plates, each of said plates comprising a frame member, one of said plates comprising first, second and third truncated triangular fingers extending from frame member, the other of said plates comprising a fourth truncated triangular finger extending from the other frame member, each of said truncated triangular fingers comprising spaced sidewalls extending angularly inward from a planar underside, said triangular fingers having truncated ends, said fourth finger disposed between said first and second fingers, said truncated ends of said pair first and second fingers extending vertically in one direction and said truncated ends of said third and fourth finger extending vertically in the opposite direction, said sidewalls of adjacent fingers being parallel and in angular disposition with respect to the horizontal plane of said plates, said other plate comprising a nonrectangular qadrilateral parallelogram-shaped finger extending from the other frame member and disposed between said second and third fingers, said parallelogram-shaped finger having a parallel top and bottom and parallel sides, and the sides of said parallelogram-shaped finger being in face contacting relation with the respective adjacent sidewalls of said second third fingers.