What devilish powder were you Concocting then?
"The Three Cities Trilogy: Paris, Vol. 2"
Emile Zola
I imagined that the affair which I was already Concocting in my brain could be arranged amicably.
"The Memoires of Casanova, Complete The Rare Unabridged London Edition Of 1894, plus An Unpublished Chapter of History, By Arthur Symons"
Jacques Casanova de Seingalt
I was known as your agent and accomplice, and there was a plan Concocting to get possession of my person, and, through me, of yours.
"The Good Time Coming"
T. S. Arthur