Reply by oluf

I would take a small chisel and square out the divot. Back cut the ends of the rectangle opening to make it like a sliding dovetail joint. Cut a piece of the waste that you cut out to make the drawer and carve a patch and glue in the damaged aera.

-- Nils, So. Central MI. Wood is honest.Take the effort to understand what it has to tell you before you try to change it.