A Catholic Mass is a liturgical service centered on the Eucharist, where bread and wine are consecrated and become the Body and Blood of Christ. The Mass typically involves prayers, hymns, readings from the Bible, a sermon (homily), and the celebration of the Eucharist.

The Mass is a profound act of worship and thanksgiving, where Catholics remember the death and resurrection of Jesus and receive spiritual nourishment through the Eucharist.

The Mass contains the following parts:

1. Introductory Rites:

• The priest and servers process in, often with a hymn.
• The priest may kiss the altar and incenses the cross and altar.
• The congregation signs themselves with the Sign of the Cross.
• The priest greets the people.
• A penitential act may be performed, asking for forgiveness.
• The opening prayer, or Collect, is recited.

2. Liturgy of the Word:

• Readings from the Old Testament, Psalms, and the New Testament are proclaimed.
• The priest or deacon reads the Gospel.
• The priest or deacon delivers a homily, reflecting on the Scripture readings.
• The congregation may recite the Creed.
• The Prayers of the Faithful, or General Intercessions, are prayed.

3. Liturgy of the Eucharist:

• The bread and wine are prepared for the Eucharist.
• The Eucharistic Prayer is recited, which includes the consecration of the bread and wine.
• The congregation may sing the Lord’s Prayer (Our Father).
• Communion is distributed.

4. Concluding Rites:

• A final prayer is said, The priest blesses the people, and A final hymn or song may be sung.