Authentic Mexican Chili Rellenos Recipe : Add a wee bit more salt to the batter and don't rinse the peppers. It washes away to smoky charred flavor. Maybe add an extra egg to batter, a bit skimpy to coat all the chils. Maybe use Hatch Chile peppers?
Chile Relleno Casserole Recipe. I would add black beans instead of corn & top with enchilada sauce.
Authentic Chile Relleno Recipe from The Mexican Kitchen
Chili relleno casserole- @Lindsey Grande Stewart Kilgore