Trim the edges of the bread slices on two opposite sides.

Cut the bread diagonally and remove the corners.

Flatten the trimmed bread slices using your hands or a rolling pin.

Slice the bell pepper thinly and chop into smaller pieces.

Chop the frozen bulgogi into smaller pieces using a knife or break it apart with your hands.

Arrange the flattened bread slices in a circular shape on a microwave-safe plate.

Spread tomato sauce evenly over the bread base.

Sprinkle mozzarella cheese generously over the tomato sauce.

Add the chopped bell pepper and bulgogi pieces as toppings.

Microwave for 3-5 minutes or until the cheese melts.