The Unique Cracker. 0 g Trans fat per serving. Baked to melt in your mouth! The TUC Story: Almost 50 years ago, LU Biscuits began baking crackers that were exceptionally crisp and airy, and the TUC cracker, named after The Unique Cracker, was born. Golden baked TUC crackers melt in your mouth, while their delicious flavor lingers on your tongue. Today millions of Europeans find TUC to be their favorite cracker. Let TUC crackers become a favorite at your house, too, for enjoying on their own or topped with your appetizer of choice.