1mediumonionhalved crosswise, cut into thin wedges
1mediumcelery stalkchopped
1clovegarlicminced
214oz cansvegetable or chicken broth
119oz cancannellini beansdrained, rinsed
115.5 or 15 oz cankidney beansdrained, rinsed
114.5 oz canItalian-seasoned stewed tomatoesun-drained, cut up
1/2tspsalt
1/8tsppepper
1cupGreen Giant Frozen Cut Leaf Spinachthawed
3ozuncooked spaghettibroken into thirds (3/4 cup)
Instructions
In 3-4 quart slow cooker, combine all ingredients except spinach and spaghetti; mix well.
Cover; cook on low setting for 7 to 9 hours
About 20 minutes before serving, stir thawed spinach and spaghetti into soup. Increase heat setting to high; cover and cook an additional 15 to 20 minutes or until spaghetti is tender.