Grilled Fish on Skewers

This recipe for Grilled Fish on Skewers brings together 700 g thick firm white fish fillets, cut into 1 inch cubes (such as monkfish or cod), 1/2 onion, very finely chopped, 2 garlic cloves, finely chopped in a practical dish for home cooking. It takes about 2 hrs 25 min to prepare and cook. It makes approximately 4 servings.