Ham

Ham was a type of meat product.

The Doctor once ate a ham sandwich. (AUDIO: Winter for the Adept)

Samantha Jones didn't like ham because her mother packed her lunches with it until she was eight (which may be when she became a vegetarian). (PROSE: Beltempest)

Eugene Jones ordered two eggs, ham and chips every single day at a local café. (TV: Random Shoes)

Idris Hopper liked ham and pineapple on his pizza. (PROSE: The Twilight Streets)

The Eleventh Doctor used ham when making himself and Craig Owens an omelette consisting of many other ingredients, such as cheese and mayonnaise. Craig remarked that it was the most enjoyable thing he had ever tasted. (TV: The Lodger)