1.Heat oil in a large saucepan. Stir onion, garlic and ginger over heat until onion is soft. Add spices and continue stirring until fragrant.
2.Stir in stock, chickpeas and undrained crushed tomatoes. Bring to the boil. Reduce heat and simmer, uncovered, 15 minutes or until soup thickens slightly.
3.Just before serving, stir in rind and coriander.