Mackerel Salad with Endives, Peppers and Walnuts
Rinse and halve endive. Cut out cores in a wedge shape. Cut endives crosswise into wide strips.
Rinse and halve peppers, remove seeds and ribs and chop.
Separate mackerel fillets into small pieces. Coarsely chop walnuts.
For the vinaigrette, whisk all ingredients together. Toss vinaigrette with endives, peppers, mackerel and nuts. Serve in bowls, sprinkled with chives.