Pasta with sausage and tomato sauce

1 box bowtie pasta
1 tablespoon olive oil
1 16-ounce jar spaghetti sauce
1 pound smoked sausage

Cook pasta according to box directions. Add salt and 1 tablespoon olive oil to boiling water. In a frying pan heat sausage and add spaghetti sauce. Simmer over medium heat until warm. Drain pasta. Add spaghetti sauce and sausage
to pasta.