Choose complex carbohydrates and use minimal butter, dressing or sauce. Dressing and sauces can be bought or made very low in fat. The one thing to be aware of is even though this is the carbohydrate of choice, calories can add up quickly so watch those portion sizes. Fats are also divided by types. The main two types are saturated and unsaturated.
Theses are the fats that contribute largely to increased cholesterol and heart disease.
We want to avoid these fats the most. Unsaturated fats are also dived into types. For the most part they are a better choice than saturated if they are natural. What you find in a lot of processed food is processed fat. Otherwise known as partially hydrogenated oils.