Dorm room staple upgraded. 48g protein, $1.80/plate.

Boil pasta to al dente. Reserve ½ cup pasta water before draining.
Sauté garlic + red pepper flakes in olive oil for 1 min.
Add drained tuna, break it up. Cook 2 min.
Toss in pasta + squeeze lemon + splash pasta water. Mix.
Top with parmesan. Eat.