My mother has to perpare all the lunch food. before the cafeteria's customers arrive at 11: 30 fix the fragment in the sentance

Correct My mother has to cook/prepare all the food for lunch (or make lunch) before the cafeteria's customers arrive at 11:30a.m.

There were few mistakes, as you can see, we cook or prepare food/meal and we use 'for' when we want to say the purpose of the action.

what makes a hero is someone who tries and acres and then to save people and it’s not their jobs to save them just a normal person that has no experts of saving people would jump in to action without it twice about doing it. me that’s the defection of a hero!