If I had a photo, I would most certainly use it. That is... unless the photo I have sucks. For now, you'll just have to picture a big heaping helping of
Add mushrooms, tofu & chili paste - let boil a couple minutes
Stir in soy, vinegar and pepper - mix well
In small bowl mix corn starch & water until smooth, and stir into the broth
Simmer 5 minutes until broth thickens, then turn off heat
While stirring broth in a circular direction (take your pick) pour in the egg from several inches above the pot in a very slow stream to create ribbons