Fire up your STOK grill and place your STOK Cast iron grill grate on the grill before lighting. While it preheats get all your ingredients measured and ready.
Begin to make your marinade. First, add the black pepper to a small mixing bowl.
and in garlic powder and cinnamon.
add curry powder.
pour in grainy mustard.
pour in honey and vegetable oil.
With a basting brush, brush your mixture onto the chicken breast covering both sides.
Place chicken breast directly onto the grill grates.
Continue basting chicken as it cooks.
Flip chicken regularly to allow even cooking and to spread sauce as well.
Continue cooking until chicken is done, you may need to cut the chicken open to check.