Very Moist Grilled Chicken - cooking recipe

Ingredients

1/2 cup finely chopped onion
2 tablespoons fresh lemon juice
2 garlic cloves, minced
4 -6 bone-in skinless chicken breasts
1/2 teaspoon salt
1/2 teaspoon fresh ground black pepper
cooking spray

Preparation

To prepare chicken, combine first 3 ingredients in a large zip-top plastic bag. Salt and pepper chicken and add to bag; seal. Marinate in refrigerator 4-6 hours, turning occasionally.
Remove chicken from bag; discard marinade. Place chicken on a grill rack coated with cooking spray; grill 12-15 minutes on each side or until done.