Mongolian Ground Beef

Name: Mongolian Ground Beef
Cuisine: Asian
Ingredients: 5 green onions; 5 cloves garlic; 2.5 tsp (10g) grated ginger; 3 tbsp neutral-tasting oil, divided; 1.1 lb (500g) ground beef (or ground pork, chicken, etc.); 5 Vietnamese dried chilies (optional); 1/2 tbsp toasted sesame oil; 3-4 cups hot cooked rice, about 1 cup (210g) for each serving; 1/2 mild red chili (or bell pepper) (optional), to garnish; 3 tbsp soy sauce; 2 tbsp sugar; 1 tbsp oyster sauce; 1 tsp chicken bouillon powder; 1/2 tsp dark soy sauce; 1 tbsp light corn syrup; 2 tbsp Shaoxing wine (or mirin, dry sherry, water, etc.); Black pepper, to taste; 5 tbsp water; 1 tbsp cornstarch