Heat oil in large skillet, add bacon and cook until crisp

Add onion to skillet and cook until translucent, drain oil from skillet

In large bowl, whisk eggs, cream and cheese

Add cooked and drained spaghetti to mixing bowl and toss to coat

Transfer coated spaghetti to skillet, mix with bacon and onion and cook over low heat until mixture thickens slightly, DO NOT BOIL

Serve with additional parmesan