Book of Common Prayer (page 407)

service begins with the Penitential Order.) A hymn or anthem may then
be sung, and the offerings of the people received. The service may then
conclude with the Lord's Prayer; and with either the Grace or a
blessing, or with the exchange of the Peace.*

In the absence of a priest, all that is described above, except for the
blessing, may be said by a deacon, or, if there is no deacon, by a lay
reader.

The greeting, "The peace of the Lord be always with you," is addressed
to the entire assembly. In the exchange between individuals which may
follow, any appropriate words of greeting may be used. If preferred,
the exchange of the Peace may take place at the time of the
administration of the Sacrament (before or after the sentence of
Invitation).

Necessary announcements may be made before the service, after the
Creed, before the Offertory, or at the end of the service, as
convenient.

It is the function of a deacon to make ready the Table for the
celebration, preparing and placing upon it the bread and wine. It is
customary to add a little water to the wine. The deacon may be assisted
by other ministers.

During the Great Thanksgiving, it is appropriate that there be only one
chalice on the Altar, and, if need be, a flagon of wine from which
additional chalices may be filled after the Breaking of the Bread.

The following anthem may be used at the Breaking of the Bread:

Lamb of God, you take away the sins of the world:
have mercy on us.

Lamb of God, you take away the sins of the world:
have mercy on us.

Lamb of God, you take away the sins of the world:
grant us peace.

While the people are coming forward to receive Communion, the celebrant
receives the Sacrament in both kinds. The bishops, priests, and deacons
at the Holy Table then communicate, and after them the
people.

Opportunity is always to be given to every communicant to receive the
consecrated Bread and Wine separately. But the Sacrament may be