1) Fancy steak sauce 2) Sauce 3) Sauce made with Asian beer 4) Sort of sauce 1) Sauce 
This is the most notable of all the hollandaise sauce variations. It is made with a wine and vinegar reduction flavored with tarragon. This sauce makes a good companion to grilled meats and fish. whisked to introduce air into a mixture with the aid of a wooden spoon, whisk, or electric mixer in order to achieve a light, fluffy texture.
[n] - hollandaise-like sauce made with white wine and tarragon and shallots instead of lemon juice
noun a sauce like hollandaise but made with white wine and tarragon and shallots instead of lemon juice