In a cast iron skillet heat oil till very hot. Season chicken thighs with salt and pepper, soy sauce and thai peanut dressing . Begin to sear skin side down till a crispy skin has formed about 2 minutes on each thigh. Flip over.
Add in garlic until it becomes aromatic then add heavy whipping cream. Lower heat to a simmer.
Once chicken is coming to an end of completed cooking about 20 minutes add in spinach and cook till wilted. Top with red chili flakes.
Combine everything well and baste chicken in the sauce that is created.