Cutting on gear while working 60 hour weeks - how do you manage food

[SydneyFit]

Running test e 400 and var 40mg trying to cut for summer. But working long hours in construction management, eating on site most days, no time to meal prep properly. Anyone else dealt with trying to get lean while life is genuinely busy? What actually worked for you in terms of food without spending 3 hours prepping every Sunday.