For the chiles
01 -
6 large poblano peppers, straight and firm
02 -
10 oz (285 g) Oaxaca cheese or Monterey Jack, cut into strips
03 -
1/3 cup (42 g) all-purpose flour, plus more if needed
04 -
4 large eggs, separated
05 -
1/2 teaspoon fine salt, divided
06 -
3 cups (720 ml) vegetable oil, for frying
For the tomato sauce
07 -
1 1/2 lb (680 g) ripe tomatoes, chopped, or 1 can (28 oz) whole peeled tomatoes
08 -
1/2 small white onion, chopped
09 -
2 garlic cloves, peeled
10 -
1/2 teaspoon Mexican oregano
11 -
1/2 teaspoon kosher salt, plus more to taste
12 -
1/2 cup (120 ml) water or chicken broth
13 -
1 tablespoon vegetable oil
For serving
14 -
Warm corn tortillas, Mexican rice, or pinto beans
15 -
Chopped cilantro or crumbled queso fresco, optional