SO delicious and cozy! This Slow Cooker creamy tomato basil soup is so easy to make using a crockpot and a few simple ingredients. Just dump and go fresh tomatos, creamy broth, fresh herbs and a few more items in your pantry and then let it slow cook to perfection. A special ingredient makes the soup super creamy. This is a soup recipe that is the best for cold weather and also makes an easy dinner recipe for the family on busy days.