Green Giant Sliced Mushrooms is a nutritious addition to any meal with only 25 calories per serving. This 4.5 ounce jar has 0g of cholesterol and saturated fat. Our love for vegetables began over 100 years ago in Le Sueur, Minnesota. Today, we still have fourth generation farmers who pick each crop at the peak of perfection. That's how we make our vegetables unforgettable. That's Green Giant. Green Giant Pickled Mushrooms, Sliced, 4.5 oz Single Jar Ready to Serve and Eat Shelf Stable.