As well as frankincense and its own mixture of essential oils, Basilica contains two other solid incenses making it out most complex blend. It developed from recipe for incense in the Book of Exodus and for many it is the distinctively Prinknash incense. Due to these unique qualities it remains the most popular of the range. 

The Benedictine Monks of Prinknash Abbey have been blending incense since 1906, when the community was on Caldey Island and are now the oldest major incense blenders in Europe.