Prepare the chicken by boiling until tender, shred, and reserve broth.
Make the red sauce by boiling dried chiles, blending into a smooth sauce, and mixing it into shredded chicken.
Prepare the masa by beating lard until fluffy, then mixing with masa harina, salt, baking powder, and broth until soft and spreadable.
Spread masa on softened corn husks, add filling, fold, and wrap tightly.
Steam tamales for 1.5 hours or until masa pulls away cleanly from husks.
Serve warm with extra red sauce or sides of choice.