INGREDIENTS
1/2
medium red onion coarsely chopped (see notes)
3 cloves
garlic
2 tbsp
adobo sauce (from a small can of Chipotle peppers)
2 tbsp
ancho chile powder
2 tbsp
olive oil ( or rice bran oil plus more for the cooking surface)
2 tsp
cumin
2 tsp
dried oregano
Salt and freshly ground black pepper
4 lb
steak ((loin, round, or flat))