CONSIDERATIONS TO KNOW ABOUT RUNTZ CARTS

It is solely an emulsification—egg yolks and butter Slash through with vinegar flavored with tarragon and shallots, with a Chunk of black pepper. Think of it being a unfastened mayonnaise, necessitating only plenty of whisking and a watchful hand with the warmth to grasp. ... Use the sauce to steaks or burgers, asparagus or salmon. — Sam Sifton