A Handbook of Spiritual Ecumenism (Hyde Park: NY, New City Press, 2007), published by the Pontifical Council for Christian Unity, provides numerous suggestions for Catholics engaging in private prayer for Christian unity:

St Paul and the viper Malta.jpg-Give due attention to prayer for unity in the celebration of the Eucharist;

-Insert, where possible, particular intercessions for Christian unity in the liturgical prayer of the Church, including the Liturgy of the Hours and Office of Readings;

-Offer daily prayer or devotions for the intention of Christian unity. Examples can include the Morning Offering, praying the Rosary or Eucharistic adoration;

-Seek Christian unity through fasting, penance and personal conversion;

-Unite hardships and sufferings with Christ for the intention of Christian unity.