1. cook the pasta according to package directions, omitting the salt if desired. drain and keep warm.

2. Meanwhile, whisk the milk, parmesan, egg, salt, and pepper in a bowl until blended

3. cook the bacon in a large nonstick skillet over medium heat, stirring occasionally until the bacon begins to brown, 3-4 minutes. add the onion and garlic and cook, stirring often, until the onion begins to brown, 2-3 minutes.

4. add the chicken and cook until the chicken is heated through, 1-3 minutes. reduce the heat to medium-low, add the fettuccine and the milk mixture. Cook, tossing until the sauce is thickened and creamy, 2-3 minutes