Step 1

In a large slow cooker, combine all ingredients except pasta and cheeses. Cook on low for 6-8 hours or on high for 4-6.

Step 2

In the last 30 minutes of cooking, add in pasta.

Step 3

When ready to serve, preheat broiler. Spoon soup into oven-proof bowls. Top each bowl with a dollop of ricotta and a sprinkling of mozzarella. Place under broiler for 3-5 minutes or until cheese is hot and melted.