Please be more careful putting the food in the pot because it's splashing everywhere.
The broth is splashing all over so try to put the ingredients in more slowly.
1) Please be more careful putting the food in the pot because it's splashing everywhere.
「あちこちに飛んでるから具を入れるのにもう少し気をつけて。」
2) The broth is splashing all over so try to put the ingredients in more slowly.
「スープがあちこち飛んでるから、もっとゆっくり具を入れるようにして。」
「スープがあちこちにはねかかる」は splash を使って
The soup is splashing everywhere
The broth is splashing all over
などと言えます。
「もっと丁寧に具を入れる」は
be more careful putting the food in
try to put the ingredients in more slowly
などと言うのが良いかなと思います。
ご参考になれば幸いです！
日本 
