In a pinch, spicy brown or stone ground mustard makes a solid replacement ... Whatever mustard you have on hand is likely to work in your vinaigrette. English mustard, honey mustard, beer mustard ...
Slice steak thinly across the grain. Meanwhile, make vinaigrette: In a small bowl, combine vinegar, shallot, mustard and honey. Season with salt and rest for at least 5 minutes. Slowly whisk in 3 ...