Carbs, and particularly sugar, is responsible for the weight problems. Cut out all the processed stuff and eliminate most sugar and weight control is pretty easy.
Eat vegetables, some fruit, a fair amount of meat, eggs, nuts, seeds, and cheese, and enough fat to make up the rest of the calorie balance for the day (a generous amount).
It is better to be hated for what you are than to be loved for what you are not.
André Gide, Autumn Leaves