250g Fish, 3 handfulls spinach, 1-2 sweet potatoes, 1 egg, 1 cup breadcrumbs. Peel, dice and boil the sweet potatoe until soft, allow to cool. Wilt the spinach. Add the fish to a food processor and blitz to desired texture. Add the spinach and blitz again. Mash the potatoe and add the fish/spinach mix. Add an egg and as many breadcrumbs so you can handle the mixture. Shape into burgers and roll in more breadcrumbs. Fry for 2 mins each side and place in an oven at 180 for 10 mins.