Sister Rebecca Leis pours low-gluten alter bread batter into a machine that bakes the thin bread at the Benedictine Sisters of Perpetual Adoration monastery in Clyde, Missouri, December 18, 2014. The Sisters have made communion wafers since 1910 and began making a low-gluten version in 2003 and have gone from 143 customers in 2004 to more than 11,000 customers from around the world. (Photo by Dave Kaup/Reuters)

Sister Rebecca Leis inspects a baked sheet of low-gluten alter bread at the Benedictine Sisters of Perpetual Adoration monastery in Clyde Missouri December 18, 2014. (Photo by Dave Kaup/Reuters)

Father Macario Martinez holds a low-gluten alter bread in the chapel of the Benedictine Sisters of Perpetual Adoration monastery in Clyde, Missouri, December 18, 2014. (Photo by Dave Kaup/Reuters)

Father Macario Martinez holds low-gluten alter breads in the chapel of the Benedictine Sisters of Perpetual Adoration monastery in Clyde, Missouri, December 18, 2014. (Photo by Dave Kaup/Reuters)

Lay worker Cindy Welch stacks the waste from a sheet of low-gluten prayer bread after the wafers were punched out with a dye cutter machine at the Benedictine Sisters of Perpetual Adoration monastery in Clyde, Missouri, December 18, 2014. (Photo by Dave Kaup/Reuters)

Altar Bread Manager Sister Lynn Marie D'Souza, who has a degree in biomedical sciences from Texas A&M, packages low-gluten wafers at the Benedictine Sisters of Perpetual Adoration monastery in Clyde, Missouri, December 18, 2014. (Photo by Dave Kaup/Reuters)

Sister Rebecca Leis (R) and lay worker Cindy Welch inspect a broken sheet of low-gluten alter bread during baking at the Benedictine Sisters of Perpetual Adoration monastery in Clyde, Missouri, December 18, 2014. (Photo by Dave Kaup/Reuters)

Lay worker Cindy Welch packages low-gluten communion wafers for shipping at the Benedictine Sisters of Perpetual Adoration monastery in Clyde Missouri December 18, 2014. (Photo by Dave Kaup/Reuters)

Altar Bread Manager Sister Lynn Marie D'Souza (R) helps lay workers look for imperfections on some of the wheat-based communion wafers at the Benedictine Sisters of Perpetual Adoration monastery in Clyde Missouri December 18, 2014. (Photo by Dave Kaup/Reuters)

Low-gluten prayer breads fill a container at the Benedictine Sisters of Perpetual Adoration monastery in Clyde Missouri December 18, 2014. (Photo by Dave Kaup/Reuters)

A mosaic of the Last Supper, also considered to be the first Eucharist, adorns the chapel at the Benedictine Sisters of Perpetual Adoration monastery in Clyde Missouri December 18, 2014. (Photo by Dave Kaup/Reuters)

Sister Mary Annette Leonard receives the Eucharist during services at Our Lady of Rickenbach health care facility that is part of the Benedictine Sisters of Perpetual Adoration monastery in Clyde Missouri December 18, 2014. (Photo by Dave Kaup/Reuters)

Sister Mary Stella Cunniff receives the Eucharist during services at Our Lady of Rickenbach health care facility that is part of the Benedictine Sisters of Perpetual Adoration monastery in Clyde Missouri December 18, 2014. (Photo by Dave Kaup/Reuters)

Sister Mary Paula Thompson receives the Eucharist during services at Our Lady of Rickenbach health care facility that is part of the Benedictine Sisters of Perpetual Adoration monastery in Clyde, Missouri, December 18, 2014. (Photo by Dave Kaup/Reuters)

Sister Cathleen Marie Timberlake walks past the building that houses the Benedictine Sisters of Perpetual Adoration monastery's Alter Bread operation in Clyde, Missouri, December 18, 2014. (Photo by Dave Kaup/Reuters)