1 lb. shredded cheddar cheese
12 oz. shredded whole-milk mozzarella cheese
2 (16-oz.) cans refried beans
2 links fully cooked chorizo sausage, cut into 1/4" pieces
1/4 tsp. plus 1 pinch dried oregano
1 (18-oz.) bag white corn tortilla chips
4 poblano peppers, stemmed, seeded, and chopped
1 red onion, halved and sliced thin
2 Tbsp. olive oil
1 (16-oz.) container fresh salsa, such as pico de gallo
Lime wedges, for serving