For the steak filling
01 -
1 lb (450 g) flank steak or sirloin steak
02 -
1 tablespoon olive oil
03 -
1 teaspoon kosher salt
04 -
1/2 teaspoon black pepper
05 -
1 teaspoon garlic powder
06 -
1 teaspoon chili powder
07 -
1/2 teaspoon smoked paprika
08 -
1 medium yellow onion, thinly sliced
09 -
1 large bell pepper, thinly sliced
For the quesadillas
10 -
8 large flour tortillas
11 -
1 1/2 cups (170 g) shredded Monterey Jack cheese
12 -
1 1/2 cups (170 g) shredded sharp cheddar cheese
13 -
2 tablespoons butter, divided
14 -
1 lime, cut into wedges
15 -
2 tablespoons chopped cilantro, optional
16 -
Salsa, sour cream, or guacamole for serving