The ornamental design for a rounded gripcookware side handle, as shown and described.
FIG. 1 is a perspective view from above of the “rounded grip cookware side handle”, showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a side elevation view thereof;
FIG. 5 is a bottom plan view thereof; and,
FIG. 6 is a back elevation view.
The broken lines in FIGS. 1, 3, 4, and 6, are for illustrative purposes only, depicting the environment of the new design, forming no part thereof as claimed.