YOU SAID:

make an addition of a whisper of salt to the egg mixture that has been frothed

INTO JAPANESE

泡立てた卵混合物に塩を少し加えます

BACK INTO ENGLISH

Add a pinch of salt to the whipped egg mixture

INTO JAPANESE

泡立てた卵液に塩をひとつまみ加えます

BACK INTO ENGLISH

Add a pinch of salt to the whipped egg mixture