Intention:
- 2 lb. crimson meat sirloin
- 1 huge yellow onion, thinly sliced
- ½ cup soy sauce
- ⅓ cup toasted sesame oil
- 2 tbsp. sugar
- 2 tsp. ground sad pepper
- 10 cloves garlic, roughly chopped
- 6 scallions, sliced
- 1 tbsp. sesame seeds
- Green leaf lettuce, for serving
- Gochujang (Korean chili-bean paste), for serving