METHOD
Cut the fillets in 2 inch pieces and place on skewers, 2 to 3 for each skewer.
The hot marinade:
Heat the oil in a saucepan.
Cook the onions until soft and then add all the other ingredients.
Cook for 5 minutes then leave to cool.
The sweet marinade
Put the zest and the sugar in a pestle and mortar and grind together.
Put in the rest of the ingredients and mix until a smooth paste.
Divide the skewers between 2 dishes and pour the hot marinade over one and the sweet marinade over the other and leave to marinate for an hour.
The salsa verde:
Grind the herbs finely in a pestle and mortar and combine all the ingredients to create the salsa.
Cook the herring under a grill or on a barbecue for 10 minutes and serve with the salsa.
DUDLEY
A Teledu Opus production for S4C
www.s4c.co.uk/dudley