Same way I've been doing it... forever. I use 1 Weber charcoal holder.
Did a 4 lb. butt yesterday on my SS Performer in 7 hrs using this method.
Made excellent pulled pork for a buddy of mine.
Due to rising cost of ammo, do not expect a warning shot
New Braunfels Hondo Offset
New Braunfels Bandera (Refurbished & Improved)
35 year old Char-Broil 450 (Purchased new)
1996 Blue Weber SS Performer
Weber SJS & modified stock pot Mini-WSM
Weber rotisserie, Rib-O-Lator & Smokenator system
STOK Island gasser