IN A MEDIUM SIZE BOWL, COMBINE POTATOES, EGG WHITE, ONION, FLOUR, SALT AND PEPPER.
MEANWHILE, HEAT OIL IN A LARGE SKILLET OVER MEDIUM HIGH HEAT.
WHEN HOT, PUT ABOUT 2 TABLESPOONS POTATO MIXTURE FOR EACH CAKE INTO SKILLET. COOK UNTIL WELL BROWNED, THEN TURN WITH A SPATULA AND COOK OTHER SIDE UNTIL BROWN.
CONTINUE MAKING TAKES, KEEPING FIRST ONES WARM.