01 - Place chicken thighs in the bottom of the slow cooker, ensuring even distribution for consistent cooking.
02 - Scatter chopped onion and minced garlic evenly over the chicken pieces.
03 - In a mixing bowl, whisk together chicken broth, heavy cream, melted butter, Italian seasoning, paprika, salt, and pepper until thoroughly combined.
04 - Pour the seasoned cream mixture evenly over the chicken and aromatics in the slow cooker.
05 - Cover and cook on LOW setting for 6 hours or until chicken reaches internal temperature of 165°F and is fork-tender.
06 - Approximately 15 minutes before serving, whisk cornstarch and cold water in a small bowl until smooth and lump-free.
07 - Stir the cornstarch slurry into the slow cooker, mixing well to incorporate. Cook uncovered for 10-15 minutes until gravy reaches desired consistency.
08 - Plate chicken thighs and ladle generous amounts of creamy gravy over each portion.