"Feel free to substitute any nuts or seeds you like in this recipe, but the flax meal is essential, and the coconut is helpful. These will absorb the liquids and this is what will form the clumps -- otherwise you just have toasted nuts and seeds with some flavoring. Because it is totally nuts and seeds, it is pretty rich. If you want to bulk it up, you can add or substitute some TVP (this would also add protein) or oatmeal (if your carb tolerance and diet plan allow). Chart of Nuts and Seeds (carb counts, calories, fats)..."