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. Taste and adjust seasoning as needed.
07 - Serve hot, garnished with fresh parsley and lemon wedges.