01 -
Turn your Blackstone griddle to medium-high (around 400°F). Drizzle oil over the cooking area evenly.
02 -
Spread the steak pieces and onions out on the griddle. Sprinkle with pepper, onion powder, and salt. Cook each side for about 4-8 minutes until the steak is done and gets a nice brown color.
03 -
Scoot the steak and onions to one side of the griddle. Lower the heat level to medium.
04 -
Lay out the tortillas on the open grill space. Sprinkle a mix of both cheeses onto each tortilla, add the steak and onions, then top with another layer of cheese.
05 -
Fold each tortilla over into a half-circle shape. Let the bottom cook for 1-2 minutes until crispy and golden brown.
06 -
Turn the quesadillas over gently and cook for another 1-2 minutes until the other side becomes golden. Keep an eye on them since they brown fast.
07 -
Take the quesadillas off the grill and place them on a cutting board. Slice them into smaller portions and serve while hot.