Chinese eggplant with garlic sauce recipe

Name: Chinese eggplant with garlic sauce recipe
Prep time: 20 min
Cook time: 20 min
Total time: 40 min
Cuisine: Chinese
Ingredients: 1 lb Chinese eggplants (2 long eggplants); 3 cups water; 3 tbsp white vinegar; 2-2.5 tbsp tapioca starch; 3 tbsp avocado oil (divided); 0.5 lb ground pork; 1/2 tsp coarse sea salt; ¼ tsp ground black pepper; 1 tbsp Chinese cooking wine; 0.8 oz garlic cloves (finely minced, 5 large); 5 whole Chinese dry red chili peppers; 2 bulb spring onions (diced); 1 cup chicken stock; 2 tbsp soy sauce; 2 tsp sugar (or more to taste); 1 tbsp Chinese black vinegar; 2 tbsp rice vinegar; 0.5 oz garlic clove (grated, 3 large)