I WOULD TRY A FEW SAMPLES IF YOUR PET FOOD STORE HAS THEM, I DO THAT IF I CAN FOR THE FOUND CATS , AND THATS HOW I DISCOVERED ROYAL CANIN AND FELIDAE AND INNOVA.
MY CATS LOVE INNOVA CANNED, AND THERE ARE NO PRESERVATIVES!!
I WOULD BLEND THE FOODS AS ITS BETTER IF THEY EAT TOGETHER, AND DONT SEE THEMSELVES AS RIVALS FOR THE FOOD!!!