Celery, Apple, and Almond Salad | As the grill heats up to char and sizzle classic Fourth of July mains, fill the picnic table with a plethora of summer side dishes to complete the celebratory cookout. Side dishes should be bright, easy-to-prepare, and complementary to just about anything that's slathered with barbeque sauce. These go-to sides will be winners at any backyard gathering you bring them to.