Slow Cooker Ranch Chicken Tacos

boneless skinless chicken breasts

water

taco seasoning (or 1 packet of taco seasoning)

packet of ranch seasoning

small taco-sized flour tortillas

ranch dressing,

cole slaw, without sauce

red onion, thinly sliced

cilantro leaves, roughly chopped

optional: shredded cheese, diced avocado, diced tomato