skinless and boneless chicken thighs - watch the video to see (cut into finger-length pieces)
salt - a pinch (a pinch)
cooking wine - watch the video to see
white pepper - watch the video to see
sugar - watch the video to see (for umami, not sweetness)
all-purpose flour - 3 parts
cornstarch - 1 part
baking powder - watch the video to see
egg - 1
white vinegar - watch the video to see (to neutralize baking soda)
water - watch the video to see (adjust according to consistency)
cooking oil - watch the video to see (for frying and batter)
onions - watch the video to see
shallots - watch the video to see
tomato paste - watch the video to see
rock sugar - watch the video to see (or regular sugar)
hawthorn slices - watch the video to see (or strawberry jam)
Worcestershire sauce - watch the video to see
sweet vinegar - watch the video to see
potato starch slurry - watch the video to see
green and red peppers - watch the video to see