I made my son a double layered bento, but he only ate the rice on top and forgot about the food on the bottom.
I made my son a double layered bento, but he only ate the rice on top and forgot about the food on the bottom.
「息子に2段の弁当を作ったが、息子は上の段のライスだけ食べ、下の段のおかずを(食べ)忘れた」
a double layered bento で「2段の弁当箱」
to forget about the food on the bottom で「下の段のおかずを忘れる」
ご参考まで!