YOU SAID:
Cheese burgers are my favorite food.
INTO JAPANESE
チーズ ハンバーガーが好物です。
BACK INTO ENGLISH
Cheese burger is my favorite.
INTO JAPANESE
チーズ ハンバーガーは私のお気に入りです。
BACK INTO ENGLISH
Cheese burger is my favorite.
That didn't even make that much sense in English.