Hot Sesame Seed Beef

This is a proper wok dish built on three layers of flavor. First, thin-sliced beef marinates in rice wine, sesame oil, soy sauce, and a pinch of baking powder (the secret to velvety stir-fry beef at home). Then the topping brings the heat: hot bean paste, hoisin, and oyster sauce blended together for a salty-sweet-spicy punch.

The technique matters as much as the ingredients. Your wok needs to be ripping hot before any oil goes in. If a water droplet doesn’t dance and evaporate on contact, it’s not ready. Cook the beef in small batches so each piece sears instead of steaming, which is the difference between silky, caramelized strips and grey, boiled-looking meat.

Sesame seeds go in at the end with the sauce, toasting slightly in the residual heat and adding nutty crunch to every bite.

Kitchen Tips

• The baking powder in the marinade is intentional. It raises the pH of the meat surface, helping it brown faster and stay tender. This is a common Chinese restaurant technique called velveting.
• Batch your beef. Overcrowding the wok drops the temperature and steams the meat. Two or three small batches beat one big soggy pile.
• Bok choy over lettuce if you can find it. The recipe suggests this for good reason. Bok choy holds up to high heat and adds a pleasant crunch that wilted lettuce can’t match.
• Have everything prepped before you start cooking. Stir-fry moves fast. Once the wok is hot, you’ll have no time to measure sauces or slice ginger.

Variations

• Chicken version: Boneless thighs work great with the same marinade. Slice thin and adjust cooking time down by a minute or two.
• Broccoli swap: Replace the lettuce/bok choy with broccoli florets, blanched for 1 minute first so they stay bright green and crisp-tender.