Pour olive oil into bottom of a frying pan. Set on high. Pour box of vermicelli into frying pan and brown. After browned, pour can of tomato sauce, water, and salt into frying pan. Mix with a fork. Bring to a boil. When it starts to boil, turn down to a simmer. DO NOT TOUCH vermicelli. When noodles are tender flip the vermicelli once with fork.
Cook on high. Bring to a boil then turn down to low. Slightly smash beans with a spoon and drain some juice out.