The ornamental design for a dualcompartmentfoodcontainer, as shown and described.
FIG. 1 is an upper left perspective view of a dual compartment food container according to my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 a rear elevational view thereof;
FIG. 6 is a right side view thereof;
FIG. 7 is a left side view thereof; and,
FIG. 8 is an upper right perspective view thereof.
The broken lines in FIG. 8 represent side undulations or finger tabs potentially provided for gripping purposes, with these broken line portions being included to show unclaimed subject matter only and form no part of the claimed design.