The ornamental design for a shower-head for cooking appliance, as shown and described.
FIG. 1 is a perspective view of a shower-head for a cooking appliance in a non-use position; the cooking appliance is shown in phantom lines and forms no part of the claimed design.
FIG. 2 is a front elevation view of a shower-head of FIG. 1; and,
FIG. 3 is a perspective view showing the shower-head of FIG. 1 withdrawn from the cooking appliance.
The broken lines are provided for illustrative purposes only and form no part of the claimed design.