Thinly slice the cabbage and green onions.
In a bowl, mix flour, eggs, and water together.
Add the sliced vegetables and pork to the batter and mix well.
Heat oil in a pan and pour in the batter.
Cook over medium-low heat until one side is done.
Flip it over and cook until the other side is golden brown.
Top with okonomiyaki sauce, mayonnaise, bonito flakes, and aonori to finish.