01 -
Pat the chicken breasts dry and season evenly with salt, black pepper, and the Italian seasoning.
02 -
In a large skillet or the slow cooker’s browning feature, heat butter and olive oil. Sear the chicken, skin side down, over medium-high heat until golden, about 2-3 minutes per side.
03 -
Turn chicken breasts over and transfer to the slow cooker if not already using. Pour in chicken broth or the combined white wine and water. Sprinkle in sweet paprika, garlic granules, chicken bouillon powder (if applicable), and add sun-dried tomatoes.
04 -
Cover and cook on LOW heat for 90 minutes to 2 hours, or until the chicken reaches an internal temperature of 165°F (74°C).
05 -
If a thicker sauce is desired and using heavy cream, stir in the cornstarch slurry during the last 10 minutes of cooking. Heat through until sauce thickens.
06 -
Move chicken to one side in the slow cooker and gently stir in sour cream or heavy cream. Add grated Parmesan cheese and chopped parsley or basil. Stir well until combined and sauce is smooth.
07 -
Transfer the chicken and sauce to serving plates. Garnish with extra herbs if desired. Serve hot with rice, pasta, or mashed potatoes.