This is better the next day. Make it the evening before if you can — the lentils thicken up overnight and the flavours come together properly.
Naturally gluten free. Just check your chorizo and stock are GF — most are, but it varies by brand.
Scales up easily for a crowd. I like to use chicken thighs on the bone — remove them at the end of step 4, take the meat off, then return it to the casserole along with the red lentils to finish. The lentils bulk it out and soak up the sauce beautifully.
Better the next day — make it the evening before if you can. The lentils thicken it up overnight and the flavours come together properly. Scales up easily for a crowd.