To boost vegetables, add along with potatoes, 1½ cups chopped cauliflower, broccoli, red pepper, or leeks.
To boost whole grains, and to further thicken soup add 1 cup quick oatmeal in final 10 minutes of cooking. Puree soup with hand immersion blender.
To give a Mediterranean twist, add 1 pound scallops or cut up firm white fish.
To cut saturated fat, puree 1 can low sodium corn with 1/2 cup nonfat or low-fat milk until creamy. Substitute for cream.
To cut sodium, prepare with low sodium broth. To cut sodium further, substitute water for half of the broth.