Ingredients

1/4 cup muscatel-wine vinegar or white balsamic vinegar 

2 tablespoons fresh orange juice 

1 teaspoon Dijon mustard 

1 garlic clove, minced 

Coarse salt and freshly ground pepper 

3/4 cup best-quality extra-virgin olive oil 

Preparation

Whisk together vinegar, orange juice, mustard, garlic, salt, and pepper in a small bowl. Whisking constantly, pour in oil in a slow, steady stream; whisk until emulsified. If not using immediately, refrigerate, covered, up to 1 day.