For example, let’s see if 100 percent whole-wheat Wonder Bread passes the test: Per serving, the package lists 30 grams of carbohydrates and 3 grams of fibre. Thirty divided by 3 is 10. Well, 10 is more than 5, so the 100 percent whole-wheat Wonder Bread goes back on the shelf even though, technically, it’s a whole-grain product.
