01 -
Cook linguine in salted water until al dente. Reserve 1/2 cup of pasta water, then drain.
02 -
Season chicken with smoked paprika, salt, and black pepper.
03 -
In a large skillet, heat olive oil over medium-high heat. Sear chicken until golden and cooked through, about 4–5 minutes per side. Remove from skillet and set aside.
04 -
In the same skillet, melt butter. Add garlic and cook for 30 seconds until fragrant.
05 -
Stir in Dijon mustard, lemon juice, and red pepper flakes. Add 1/4 cup reserved pasta water and whisk to combine.
06 -
Return chicken to skillet, add linguine, and toss to coat. Add more pasta water as needed to thin the sauce.
07 -
Stir in chopped parsley and chives. Serve immediately.