The catechist reads a passage from the Mamotreto (usually a short explanation of God's plan) and then opens the Bible. The lecture lasts about 20 minutes. It is not a theological debate; it is a proclamation of hope .
It isn't a book you read casually on a Sunday afternoon. It is a liturgical and catechetical tool designed to be opened during the meetings, serving as the skeleton upon which the catechists build their preaching. Mamotreto Catequesis Inicio Camino Neocatecumenal