01 -
Heat grill to medium-high temperature in preparation for cooking.
02 -
Season chicken breasts on all sides with salt, pepper, garlic powder, onion powder, dried thyme, and dried basil; then set aside.
03 -
In a mixing bowl, whisk together honey, melted butter, Dijon mustard, yellow mustard, wholegrain mustard, hot sauce (if using), white vinegar, and paprika until fully blended and smooth.
04 -
Transfer 60 millilitres of the prepared honey mustard sauce into a separate bowl for basting; reserve remaining sauce for serving.
05 -
Lightly brush grill grates with vegetable oil to prevent sticking.
06 -
Place chicken breasts on the grill and sear for 2 minutes on one side; turn and sear for an additional 2 minutes.
07 -
Brush chicken breasts with half of the reserved basting sauce. Close the grill and cook for 7 minutes.
08 -
Open the grill, flip chicken, and brush with remaining basting sauce. Continue grilling uncovered for 5 to 6 minutes, or until internal temperature reaches 74°C.
09 -
Remove chicken from grill and let rest on a cutting board for 8 minutes to retain juices.
10 -
Slice chicken and present with the reserved honey mustard sauce on the side for dipping.