The ornamental design for a cerealflake, as shown and described.
FIG. 1 is a perspective view of a cereal flake in accordance with the present invention;
FIG. 2 is a top view of the cereal flake of the invention;
FIG. 3 is a bottom view of the cereal flake of the invention;
FIG. 4 is a front elevational view of the cereal flake of the invention;
FIG. 5 is a rear elevational view of the cereal flake of the invention;
FIG. 6 is a right side view of the cereal flake of the invention; and,
FIG. 7 is a left side view of the cereal flake of the invention.
The broken lines shown in the drawings of an outer radial body and peripheral cereal flake edge portions represent portions of the cereal flake which form no part of the claimed design.