Ingredients
- 2 Tbsp red wine vinegar
- 1 tsp whole-grain mustard
- 1⁄2 tin (2 oz) anchovies with oil, chopped
- 1⁄2 cup vegetable oil
- 1 Tbsp prepared horseradish
- 1 Tbsp smoked sweet paprika
- 1 garlic clove, grated
- 1 Tbsp chopped fresh parsley
- 1 Tbsp chopped fresh tarragon
- 2 scallions, thinly sliced