Fish Stock Cubes. Satisfy your taste buds with Knorr Stock Cube Fish 8 x 10g, Knorr has carefully selected quality ingredients that enhance your cooking,Knorr Fish Stock Cubes aim to enhance the natural favour of your dishes, they are bound to bring an irresistible depth of taste to your meals,Gluten Free,Free from artificial colours and preservatives,Each stock cube will enrich dishes ranging from risottos to pies, soups and more, effortlessly adding a full and rich taste,Quick and easy to prepare – Just add your stock cube to 450ml of boiling water and stir into your dish to enjoy that great fish flavour