I bought 3 o-jing-uhs that day and I forgot to ask the ahjusshi to clean it. EWWWWWWWWWWW. I had to clean it for the first time. It was quite gooey and sticky...First I made the marinade, it's almost exactly like the nakji bokeum recipe I posted earlier.3 tb gochujang1 tb red pepper powder1 tb soy sauce1/2 tb sesame seeds2 tb minced garlic2 tb sugar1 tsp sesame oildash of pepperThen you set