what are best energy bars?
['White Chocolate Macadamia Nut Clif Bar.', 'Chocolate Brownie Clif Bar.', 'Blueberry Crisp Clif Bar.', 'Blueberry Bliss Luna Bar.', 'Peanut Butter Dark Chocolate Chunk Luna Bar.', 'Sea Salt Caramel Luna Bar.', 'Peanut Butter Dark Chocolate Kind Bar.', 'Dark Chocolate Nuts & Sea Salt Kind Bar.']