Oxidized whey protein concentrate enriched shortening-containing biscuits

A process for preparing protein-fortified biscuits containing at least 6.68% by weight based on the ingredient weight including shortening, but not including the water added as an ingredient of the biscuits of shortening which comprises adding to a normal biscuit recipe which requires no recipe change except for adjustment of flour or water, a protein fortifier comprising a whey protein concentrate wherein the protein is substantially oxidized in an amount sufficient to increase the protein level of the biscuit over the 7% protein content of a normal biscuit but no more than 20% above the protein content of said biscuit.