Marinate meat with sherry, oyster sauce, sugar and 1 Tbsp. soy sauce, 10-20 minutes.
In same wok, swirl in 1 Tbsp. oil over high heat. Divide marinated meat in four batches. Cook each batch approx. 2 minutes, setting aside on platter. Centers may still be pink.
Photo credit: Flickr user, Lou Stejskal
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