Bring a large pot of salted water to a boil. Add pasta and cook until al dente.
Reserve 1 cup of pasta water before draining.
In a skillet, heat olive oil over medium heat. Add pepper and toast for 1 minute.
Add 1/2 cup of reserved pasta water to the skillet and bring to a simmer.
Add the drained pasta to the skillet and toss to coat.
Remove from heat and add cheese, stirring vigorously until creamy.
Add more pasta water if needed to achieve desired consistency.
Serve immediately with extra cheese and pepper on top.