The ornamental design for a microwavecookingsystemlid, as shown and described.
FIG. 1 is a perspective view of one embodiment of the microwave cooking system lid showing our new design, with broken lines indicating the position of the lid;
FIG. 2 is a perspective view of a second embodiment of the microwave cooking system lid showing our new design, with broken lines indicating the position of the lid;
FIG. 3 is a front plan view of the lid in FIG. 1, which is identical to the rear view thereof and identical to the front and rear views of the lid in FIG. 2;
FIG. 4 is a side plan view of the lid in FIG. 2;
FIG. 5 is a top plan view of the lid in FIG. 2;
FIG. 6 is a bottom plan view of the lid in FIG. 2;
FIG. 7 is a side plan view of the lid in FIG. 1;
FIG. 8 is a top plan view of the lid in FIG. 1; and,
FIG. 9 is a bottom plan view of the lid in FIG. 1.
The broken lines represent the environment in which the design resides and forms no part of the claim.