Ingredients
Preparation
- Mix the mayonnaise with the mustard, honey and lemon juice.
- Season to taste with salt and pepper and transfer to a small piping bottle or bag.
- Peel the onion and slice into thin rings.
- Pat the herring fillets dry and cut into bite-sized pieces.
- Halve the rolls and butter the cut sides.
- Cover the bottom halves with rocket and arrange the herring on top.
- Scatter over the onion rings and add small dots of mustard mayonnaise.
- Finish with black pepper, rest the lid against the roll and serve immediately.




