Preheat oven to 350 degrees F.
Stir together crushed cereal, flour, brown sugar, baking soda and salt in a medium bowl. Stir in melted margarine until blended.
Press mixture onto the bottom of an ungreased 9×13-inch baking pan. Bake for 15 minutes or until light browned. Remove from oven. Top with nut mixture and optional chocolate chips. Bake for an additional 15-20 minutes or until lightly browned.
Cool and cut into bars, then drizzle the top with honey and caramel syrup.