stay away from processed foods (ie: canned, anything in cellophane package) plenty of fruits and veggies, moderate amounts of lean meat. you need 8-10 glasses of h2o per day. it is essential for breaking down fats and carbs into usable glucose. (carbs, fats and glucose are all essentially the same thing, just different size molecules.) if you want to start burning up fat stores, you need lots of h2o to help break the fat down into usable forms of energy.
oh yeah...exercise. it raises the metabolism and adds muscle.