Wheat bran is the outer layer of the wheat grain removed during the milling process. Wheat bran can be added to foods to as a fiber supplement. It is used in muffins, rolls and breads, pancakes, and even smoothies. Wheat bran can be combined with bread crumbs and used as a coating for chicken or fish.
Buy wheat bran bagged or in bulk at most health food stores. You can also find it online at Amazon.com: Bob's Red Mill Wheat Bran.
If you don't have wheat bran then you can use equal amounts of one of these substitutes:
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