YOU SAID:

"Brown jars Prevented the mixture freezing too quickly"

INTO JAPANESE

「茶色の瓶は混合物の急速な凍結を防ぎました」

BACK INTO ENGLISH

"The brown jar prevented the mixture from freezing rapidly."

INTO JAPANESE

「茶色の瓶は、混合物が急速に凍結するのを防ぎました。」

BACK INTO ENGLISH

"The brown jar prevented the mixture from freezing rapidly."