Gather your ingredients so that you have everything close at hand on the counter or table.
Prepare the Ingredients
Using a knife a cutting board, mince 6 cloves garlic.
With a fine-edge grater, zest 2 tablespoons lemon zest.
Make the Chili Sauce Marinade
In a large bowl, combine the minced garlic,1/2 cup chili sauce, 2 tablespoons Extra-Virgin olive oil, freshly grated lemon zest, 1 teaspoon kosher salt and 1/2 teaspoon freshly ground black pepper. Whisk until mixed well.
Add 6 pieces skinless boneless chicken thighs and stir to coat. Allow to marinate for 10-15 minutes.
Grill the Chicken
While chicken marinates, prepare a gas or charcoal grill for cooking.
Place the chicken thighs on the hot grill. Grill the chicken, flipping once or twice until cooked through (175℉) for about 17-20 minutes total.
Brush with chili sauce as desired during cooking. Serves 4-6.
Notes
*If you're using bone-in chicken thighs, cook 20-25 minutes until juices run clear and internal temperature reaches 175°F.