Be sure to use bone-in chicken breasts and thighs to prevent the chicken from drying out. The bones help to distribute the heat more evenly when cooking allowing moisture to remain in the meat. u003cbr/u003eu003cbr/u003eAlso, buy skin-on chicken, the skin helps the meat retain moisture and is quite delicious too! u003cbr/u003eu003cbr/u003eLastly, grill the chicken over medium heat, not high heat. This allow the chicken to cook slowly keeping it nice and juicy.