Steak and Cheese Quesadillas on Blackstone Grill - cookrisp

Ingredients

• 1 pound skirt steak, diced into 1-inch pieces
• 1 tablespoon vegetable oil
• ½ teaspoon onion powder
• 1 teaspoon salt
• 1 teaspoon black pepper
• 1 medium onion, diced
• 2 cups mozzarella cheese, shredded
• 1½ cups Monterey Jack cheese, shredded
• 4 burrito-size flour tortillas