|Prepared dijon style mustard||1 Tablespoon|
|Sherry wine vinegar||1⁄4 Cup (4 tbs)|
|Freshly ground black pepper||To Taste|
|Olive oil||1 1⁄2 Cup (24 tbs)|
Whisk the mustard and the sherry vinegar together in a small bowl.
Stir in the salt and black pepper to taste.
Whisking constantly, dribble the olive oil into the vinegar mixture in a slow, steady stream.
Taste, correct seasoning, and reserve, covered, until ready to use.