Ingredients:

• 3 tablespoons wine vinegar
• 1 to 2 tablespoons prepared mustard preferably Dijon or Dusselforf mustard
• 2 tablesoon minced scallions
• 2 tablespons minced scallioms
• 2 tablespoons minced celery
• 1 teaspoon fresh horseradish
• 1 tablespoon minced parsley
• 1/2 cup plus 1 tablespoon olive oil
• dash of red pepper
• salt and freshly greound black pepper