Place chicken in slow cooker. Add in Italian dressing packet and garlic. Coat chicken breasts well on all sides.
Cover and cook on low for about 5 hours.
Using two forks, shred chicken. Then add in red peppers and thawed spinach. Cover and cook for another two hours. Season with salt and pepper to taste.
Toast rolls and spread goat cheese evenly amongst the rolls. Scoop out about ¾ cup chicken and place onto bun. Top with a few basil leaves and other half of bun.
Notes
The entire recipe makes 6 servingsServing size 1 sandwich