Whisk egg whites into bowl. Then mix in Flour and Water. Whisk until well batter is smooth.
On medium-high, heat your pan or flat top griddle with a small amount of oil just to lightly coat the pan.
Brush the lumpia batter onto pan to create a thin 6-8inch diameter circle. You want these to be as thin as a crepe.
Allow it to cook for 30 seconds to 1 minute or until the sides start to lift.
Carefully flip the lumpia over and cook the other side for 30 seconds to 1 minute or until the sides start to lift.
