From a chemical standpoint: butter/eggs mixed with sugar (even if it's cooked) is substantially different and more likely to spoil than butter/egg mixed with fl

From a chemical standpoint: butter/eggs mixed with sugar (even if it's cooked) is substantially different and more likely to spoil than butter/egg mixed with flour and cooked. You should throw out cakes and cream puffs. You can donate bagels and challah bread.