Preheat your oven to 425 degrees
Place an oven safe skillet over medium heat, add olive oil to coat the bottom of the pan. Once the oil shimmers, place your chicken, skin side down and let cook for 7 minutes undisturbed
Once chicken skin is golden brown, remove from skillet. Add your onions, and cook for two minutes, then add half a pouch of Romesco. Combine thoroughly with onions
Add the 1.5 cups of rice, let toast for about 2 minutes, stirring occasionally. Add your broth, stir, then add your sprouts
Once everything is well combined, nestle your chicken thighs back in. Bring mixture to a simmer then transfer dish to the oven
Let this bake for 20-25 minutes, add more sauce, enjoy!