Step 1

Heat oil in a wok over medium-high heat; add onion and garlic, and stir-fry for 2 minutes, or until onion has softened slightly. Remove from pan, and set aside.

Step 2

Stir-fry pork strips in one or two batches for 1 to 2 minutes, or until the pork is just cooked. Remove from pan. Allow pan to reheat before cooking next batch.

Step 3

In the hot wok, stir-fry the pork and onions with pineapple, red pepper, snow peas, and plum sauce; stir-fry for about 2 to 4 minutes, or until peas have softened slightly.