Below you can find the In french this herb used in bearnaise sauce is known as estragon Jeopardy Words Answer. The answer to In french this herb used in bearnaise sauce is known as estragon has 8 letters. This clue belongs to the Herbs & spices category and is part of Jeopardy Word Level 1423. If you scroll near the bottom you will find other clues and answers part of level 1423