There are probably some uncomfortable demographic lines to draw here. I regularly visit neighborhoods of various income levels and there are absolutely places where cookies for dinner is not an emergency compromise but weekday routine. I knew one immigrant family who did that because their landlord charged outrageous rates for cooking gas.
Lots of: urban hiking, cycling, sprinting
Lots of: fresh meat, seafood, eggs, organs, tubers, starch fruits, vegetables, meat fat, dairy fat, oil fruits
Some: cured meat, dairy protein, sweet fruits, rice, pulses, tree nuts, oil seeds
Minimal: soy, refined proteins, sugar, liquid carbohydrate, grains, refined oils, peanuts