Authentic Pasta Carbonara

In a large saucepan, cook pasta according to package directions for al dente. Drain pasta, reserving pasta water; keep pasta warm. In same pot, cook bacon over medium heat until crisp, stirring occasionally. Add peas; cook until just heated through., Add pasta to pot; toss to combine. Stir in remaining ingredients, adding enough reserved pasta water for sauce to reach desired consistency. If desired, serve with additional cheese.