- 10 pickled matjes herring fillets (about 1 1/2 pounds)
- 2 medium red onions, chopped fine
- 1 cup finely chopped fresh dill sprigs
- 1/4 cup red-wine vinegar
- freshly ground black pepper to taste
- 1/2 cup vegetable oil
- Accompaniment: boiled small potatoes (preferably new)
- Rinse herring under cold water and pat dry with paper towels. Cut fillets crosswise into 3/4-inch pieces.
- In a 1-quart glass or ceramic crock or bowl arrange some herring in one layer. Top herring with a layer of some onions and sprinkle with some dill. Layer remaining herring, onions, and dill in same manner.
- In a small bowl whisk together vinegar, pepper, and salt to taste and add oil in a stream, whisking until emulsified. Pour dressing over herring mixture. Chill herring mixture, covered, stirring occasionally, at least 8 hours and up to 2 days.
- Serve herring with potatoes.