01 - Bring a large pot of salted water to a boil. Cook low-carb pasta according to package instructions. Drain and set aside.
02 - Season chicken pieces with salt, pepper, and smoked paprika.
03 - In a large skillet over medium-high heat, melt 2 tbsp of the butter. Add the chicken and sauté until golden and cooked through, about 6–8 minutes. Remove chicken and set aside.
04 - In the same skillet, lower heat to medium. Add the remaining 4 tbsp butter and minced garlic. Sauté until fragrant, about 1 minute.
05 - Stir in lemon zest, lemon juice, Dijon mustard, red pepper flakes, parsley, chives, thyme, salt, and pepper. Simmer for 1–2 minutes, stirring frequently.
06 - Return the chicken to the skillet, add the cooked pasta, and toss to coat everything evenly in the cowboy butter sauce. Heat through for 2–3 minutes.
07 - Taste and adjust seasoning as needed.
08 - Serve hot, garnished with fresh parsley and lemon wedges.