Bait-Tech Growlers Tiger Nuts 400g, Bait-Tech's Growlers are premium Tiger Nuts cooked to perfection. The unique cooking process enhances and unlocks the natural sugars starting a fermentation reaction within the center of the nut. Unlike other ready cooked tigers, Bait-Tech's exude a milky fizz when they are pierced with a baiting needle a sure sign we have achieved tiger nut perfection!