Rosemary Ranch Chicken Kabobs

INGREDIENTS

• 1/2 cup olive oil
• 1/2 cup ranch dressing
• 3 tablespoons Worcestershire sauce
• 1 tablespoon minced fresh rosemary
• 2 teaspoons salt
• 1 teaspoon lemon juice
• 1 teaspoon white vinegar
• 1/4 teaspoon ground black pepper, or to taste
• 1 tablespoon white sugar, or to taste (optional)
• 5 skinless, boneless chicken breast halves - cut into 1 inch cubes