The ornamental design for the rotatable grilling utensil, as shown and described.
FIG. 1 is a left upper perspective view of the rotatable grilling utensil of this invention showing my new design;
FIG. 2 is a top plan view of the rotatable grilling utensil from FIG. 1;
FIG. 3 is a bottom plan view of the same rotatable grilling utensil design, or opposite view from that shown in FIG. 2;
FIG. 4 is a left side view of the same rotatable grilling utensil design;
FIG. 5 is a right side view of the same rotatable grilling utensil design, or opposite view from that shown in FIG. 4;
FIG. 6 is a top axial view of the same rotatable grilling utensil design;
FIG. 7 is a bottom axial view of the same rotatable grilling utensil design; and,
FIG. 8 is an enlarged close up, perspective of the circled area from FIG. 1 emphasizing the rotatable head with opposed fork tines per the grilling utensil design of this invention.