Cook the pasta

• Bring a large pot of salted water to a boil.
• Cook the pasta until al dente, then drain, reserving a little cooking water.

Crisp the bacon

• Heat the olive oil in a large frying pan over medium heat.
• Add the bacon and cook until golden and crispy.
• Remove the bacon and set aside, keeping the fat in the pan.

Cook the chicken

• Season the chicken with salt and black pepper.
• Sear the chicken in the same pan until golden and cooked through.
• Add the garlic and cook until fragrant.

Make the ranch sauce

• Lower the heat and stir in the cream cheese and milk until smooth.
• Whisk in the Greek yogurt, ranch seasoning and parmesan.
• Loosen with a splash of pasta water if needed.

Combine and serve

• Add the pasta and crispy bacon to the pan and toss to coat.
• Sprinkle with chives and serve.