If the budget is around 7 yuan, you can eat dry mixed noodles, cold rice noodles, casseroles and the like. If you really want to eat rice, you can only eat a vegetarian dish.
This is our school casserole, 6.2 yuan. Add a portion of rice and 0.5 yuan will be full.
Then you can choose more rice when the budget can reach 15, but I will still choose some flour and noodles.
The following are the coarse-grained beef and corn noodles (13 yuan/serving) and tin foil powder (10 yuan/serving) of our school.
When your budget has no upper limit, you can eat whatever you want, such as griddle, maocai, Mao Wangxue, army hot pot (too expensive to try) and order takeout. I usually choose pot-stewed when I have enough money, and I can also add some of your favorite dishes, meatballs (I like fried dough sticks filled with juice, not to mention how delicious). The attached drawings are as follows.
There are many kinds of lunches in the university. It can be arranged according to your own preferences and living expenses. I hope my answer can help you.