Prepare ingredients: ensure bulgogi is pre-cooked.

Chop onion and red bell pepper finely.

Heat oil in a pan and sauté onion and red bell pepper until onion turns translucent.

Add cooked rice and salt to the pan, stir well to combine.

Sprinkle black pepper and finish cooking the fried rice.

Warm the bulgogi in the microwave.

Toast tortillas on both sides until soft and pliable.

Spread half of the fried rice on each tortilla.

Add a generous amount of mozzarella cheese on top of the rice.

Place warmed bulgogi on top of the cheese.

Fold the tortilla: fold forward once, tuck in the sides, and roll tightly.