Chickpea and Pasta Soup (Pasta e Ceci)

dried chickpeas

baking soda

flour

salt

chicken broth, vegetable stock, beef broth or water

rosemary sprigs

large cloves garlic, peeled and flattened with a knife

extra virgin olive oil

can whole peeled tomatoes in juice

ditalini pasta

fresh chopped parsley for serving

additional olive oil for serving

Parmesan cheese for serving