No hands, not much help. By and large, people have no concept of how much hand effort it takes to provide for the necessities of life without the aid of machinery and the support of modern support networks. Learn to grow your own food now while it can be a hobby. Do not plan on hunting for food, all that does, in most places, it put you at risk of getting shot by someone else who is after the same meat you want. Keep your food plans simple.
Basic grains are better than fancy foods of any kind.
In addition, basic foods are less tempting to people looking for fancy foods. Keep a supply of lemon juice on hand, to make small amounts of flavored water for yourself and children. Avoid sugar in major amounts. Sugar has the effect of depressing the white blood cells and thus reduces immune system function. The amount of sugar in 1 can of pop can suppress white blood cell activity for 24 hours according to studies.