1. Preheat oven to 325 degrees F. Grease 2 18’’x26’’ baking sheets.
2. In a large mixing bowl combine the oats, rice crispies, flour, baking soda, vanilla, margarine, honey and brown sugar.
3. Stir in the assorted chocolate chips, raisins, nuts etc.
4. Very firmly press mixture into the prepared pan. Bake for 18-22 minutes or until golden brown.
5. Firmly pack again. Let cool for 10 minutes then cut into 100 or more bars. Let bars cool completely in pan before removing or serving, or they will crumble.