Creating Crockpot Minestrone is as easy as following these steps:

1. Prepare the Vegetables: Start by dicing the onion, carrots, celery, zucchini, and bell pepper. Mince the garlic.
2. Load the Crockpot: Add the diced onion, garlic, carrots, celery, zucchini, green beans, and bell pepper into the crockpot.
3. Add Beans and Tomatoes: Pour in the diced tomatoes with their juice, kidney beans, and cannellini beans.
4. Pour the Broth: Add vegetable broth to the pot, ensuring all ingredients are covered. Adjust the quantity based on your desired consistency of soup.
5. Season: Sprinkle in the Italian seasoning, add the bay leaf, and season with salt and pepper to taste. Stir to combine all ingredients.
6. Set the Slow Cooker: Cover and cook on low for 6-8 hours or on high for 3-4 hours.
7. Add Pasta: In the last 30 minutes of cooking, stir in the pasta. Make sure it cooks until tender.
8. Remove Bay Leaf: Before serving, don’t forget to remove the bay leaf.
9. Garnish and Serve: Ladle the soup into bowls and garnish with freshly chopped basil or parsley as desired.

Following these steps will lead you to an incredible bowl of comfort!