In Another World, Just Cooking Is Not Enough!

What is the most useful skill for traveling to another world and cooking? ! In order to save my life, why can't everyone understand everything about me? After all, I'm just a high school student, but you really can't do it without me, right? There is actually a master behind the ferocious demon, and it seems that the casual daily life is over. Wait until the war reignites. Wait until the fire of war burns everything. When that lone star falls...