YOU SAID:
10 people filled the room with there egg salads
INTO JAPANESE
10人が卵のサラダで部屋を埋めました
BACK INTO ENGLISH
10 people filled the room with egg salad
INTO JAPANESE
10人がエッグサラダで部屋を埋めました
BACK INTO ENGLISH
10 people filled the room with egg salad
That didn't even make that much sense in English.