This document provides a recipe for gratinated chickpeas in 3 steps:
1. Dice tomatoes and onions and sauté them with oil to make a sofrito. Add salt, pepper, bay leaves and simmer for 5 minutes.
2. Clean chickpeas and add to the sofrito. Mix well to combine.
3. Transfer the chickpea-sofrito mixture to an oiled baking dish. Top with shredded mozzarella and bake for 20 minutes.