(at around 49 mins) When Mrs. Mac prepares a haggis, she recites the opening lines of "Address to a Haggis" by Robert Burns. Haggis traditionally is made using a sheep's heart, liver, lungs, and stomach.
(at around 1h 23 mins) At the end of the movie, Experience is offered 'mountain oysters' to try. She spits them out when Henry whispers what they really are to her. Mountain oysters are sheep or ram testicles.