SOUL OF NATURE WALNUT The taste of walnut oil is also delicate and slightly bitter. Its use is preferable raw on pasta, soups, salads and cheese tastings, it will certainly give an extra touch to your recipes. Excellent with roasts, steamed dishes and oriental recipes. Storage Storing seed oils is preferable in a cool place, away from heat sources and sudden changes in temperature. This is to prevent the taste from being altered and oxidative phenomena from being generated