The lunch special is a time-limited set menu, often offering at noon. The set meal usually contains a dish and rice, and the price of set meals is cheaper than ordering the dish individually. The amount of dish is less than the individual one, but it’s enough for a hungry student. Most popular dishes are in lunch specials. There are two types of lunch specials near PITT: one is a set menu, and another one is the lunch buffet.
Set Menu
There are two restaurants offering set menu: Sichuan Gourmet and Hunan Bar. They provide traditional Chinese food and American style Chinese food. Sichuan Gourmet also has xi’an food, such as hand-made noodles w.oil sauce and Chinese burger:

Buffet
There are two buffets near PITT: Golden Palace Buffet and Top Shabu-Shabu & Lounge. They offer buffet from noon to night, and the price is $8 to $12 depending on serving time. The lunch special in Golden Palace is from 11 am to 3:30 pm, and dinner special is from 3:30 pm to 9:30 pm. Top Shabu-Shabu & Lounge opens from 11 am to 10 pm. The pictures below are dishes in two restaurants:

Reference
[1] Popular, All, Sichuan Food, Staple| Rice|Noodles, Beef Lamb, Chicken Poultry, Fish Seafood, and Egg Dairy et al. 2015. “Biang Biang Mian (Biang Biang Noodles) | China Sichuan Food”. Chinasichuanfood.Com. Accessed October 23 2018. https://www.chinasichuanfood.com/biang-biang-mian-biang-biang-noodles/.
[2] Lusted, Joanne, and Joanne Lusted. 2015. “Rou Jia Mo”. Clean Eating Magazine. Accessed October 23 2018. https://www.cleaneatingmag.com/recipes/rou-jia-mo.
[3] W., Caitlin, Caitlin W., Renee T., Renee T., Nancy Y., Nancy Y., Jonathan H., and Jonathan H. 2018. “Golden Palace Buffet 3607 Forbes Ave Pittsburgh, PA Restaurants – Mapquest”. Mapquest.Com. Accessed October 23 2018. https://www.mapquest.com/us/pennsylvania/golden-palace-buffet-345853312.
[4] 2018. Plus.Google.Com. Accessed October 23 2018. https://plus.google.com/photos/photo/112065125295598962602/6470885881048473250.