The Spanish version of ratatouille is one of the countrys most comforting dishes. Pisto is a Spanish dish originally from the Region of Murcia, Castilla La Mancha and Extremadura. It is made of tomatoes, onions, eggplant or courgettes, green and red peppers, and olive oil. It resembles ratatouille and is usually served warm as a starter or to accompany another dish.