To a blender pitcher add vinegar, mustard, honey, and shallot; blend until smooth, scraping down sides with rubber spatula as necessary.
With blender running, add olive oil in a steady stream; blend until just emulsified. Season to taste with salt and pepper, blending to combine. Transfer to serving pitcher and refrigerate until ready to serve.
Video
Notes
If olive oil solidifies in refrigerator; remove 15-30 minutes before serving to warm and liquify. Whisk vinaigrette to combine before serving.
Makes about 1 cup or 8, 2-tablespoon servings. Store in an airtight container in the refrigerator for up to 1 week.