These are suggestions for about a week until your colon adjusts.Go to http://whfoods.org
There you will find an IN-DEPTH NUTRITIONAL PROFILE title This will give the percentage of soluble and insoluble fiber in foods.
cabbage asparagus,mushrooms,celery,cucumber,onion
squash,sweet potato are lower in insoluble fiber.However,it would be more effective to adjust the amount of any vegetables and grains used in the procedure diet.Use buckwheat for the cereal to keep you from going hungry.