Pasta with Egg and Cheese

I started cooking this in Freshman year of college. I did not have a kitchen, but my friend who was a year ahead of me did. I would get together with her and the boy who would become my partner, and we would try to put together something dinner. The trouble was, she was a vegetarian, and he was obsessed with making sure he was getting enough protein, and none of us had much money. This dish, which is like an absurdly simple, vegetarian variation on Pasta Carbonara, served us well then, and h