Sichuan 'Sauce Fried' Beef (川式酱烧牛肉)

From a channel Lumen includes in full: Chinese Cooking Demystified teaches regional Chinese cooking as it's actually done in China, with technique, ingredient substitutions and the history of each dish explained in depth.

A 6-minute video from Chinese Cooking Demystified's catalogue; the title names its topic.

Video by Chinese Cooking Demystified, played through YouTube's embedded player.