The ornamental design for a foodchoppingdevice, as shown, and described.
FIG. 1 is a perspective view of a food chopping device;
FIG. 2 is a left side elevation view of a food chopping device;
FIG. 3 is a right side elevation view of a food chopping device;
FIG. 4 is a front elevation view of a food chopping device;
FIG. 5 is a rear elevation view of a food chopping device;
FIG. 6 is a top view of a food chopping device; and,
FIG. 7 is a bottom view of a food chopping device.
The broken lines in the drawing views represent unclaimed portions of a food chopping device, which are included for the purpose of illustrating unclaimed environment only, and forms no part of the claimed design.