The use of the word “confect” has no offensive content at all.

It is a direct translation of the Latin word “conficere”, to make (something) by putting together various elements.

For example:

http://www.vatican.va/archive/ENG1104/_P38.HTM

Can.  900 §1. The minister who is able to confect the sacrament of the Eucharist in the person of Christ is a validly ordained priest alone.