Cook the pasta

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

Make the cowboy butter

• Melt the butter and whisk with the garlic, lemon juice, Dijon mustard, parsley, chives, smoked paprika, cayenne, red pepper flakes, salt and black pepper.

Sear the chicken

• Heat the olive oil in a frying pan over medium-high heat.
• Season the chicken and cook until golden and cooked through.

Combine and serve

• Add the drained pasta to the pan with the chicken.
• Pour over the cowboy butter and toss, loosening with a splash of pasta water.
• Serve hot.