The ornamental design for a foodpackagingunit, as shown and described.
FIG. 1 is a front elevational view of a food packaging unit showing our new
design, the left side, right side and rear elevational views being
identical to the front elevational view;
FIG. 2 is a plan view of the embodiment of FIG. 1; and,
FIG. 3 is a sectional view taken along line 3--3 in FIG. 2.