→ Beef
01 - 1 lb flank steak, thinly sliced against the grain
02 - 1 tbsp soy sauce
03 - 1 tbsp Shaoxing wine or dry sherry
04 - 2 tsp cornstarch
→ Vegetables
05 - 1 red bell pepper, sliced
06 - 1 green bell pepper, sliced
07 - 1 medium onion, sliced
08 - 2 stalks celery, diagonally sliced
09 - 3 spring onions, cut into 1.5-inch pieces
→ Szechuan Sauce
10 - 2 tbsp soy sauce
11 - 1 tbsp dark soy sauce
12 - 1 tbsp Chinkiang vinegar or rice vinegar
13 - 2 tsp sugar
14 - 1 tbsp Szechuan peppercorns, lightly crushed
15 - 2 to 3 tbsp chili bean paste (Doubanjiang)
16 - 3 cloves garlic, minced
17 - 1 tbsp fresh ginger, minced
18 - 1 to 2 tsp chili flakes, adjusted to taste
19 - 1/2 cup low-sodium chicken broth (120 ml)
20 - 2 tsp cornstarch mixed with 2 tbsp water (slurry)
→ For Cooking
21 - 2 to 3 tbsp vegetable oil (peanut or canola preferred)