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Black Pepper Oyster Sauce Firm Tofu

An original deeply savory and peppery Firm Tofu recipe adapted for Filipino ingredients, family portions and an ordinary home stove.

Updated August 19, 2026By Sarap Recipe Editorial
Prep15 minutes
Cook25 minutes
Serves4–5
LevelEasy

This original Sarap Recipe version of Black Pepper Oyster Sauce Firm Tofu is designed for a regular Filipino family kitchen. It uses black pepper and oyster sauce to make a deeply savory and peppery dish that works well with steamed rice.

Ingredients

  • 600 g firm tofu, drained and cut into cubes
  • 3 tablespoons oyster sauce
  • 1 tablespoon soy sauce
  • 1 teaspoon coarsely ground black pepper
  • 1 onion, cut into wedges
  • 1/2 cup water
  • 2 tablespoons cooking oil
  • Black pepper and salt, only as needed

How to cook it

  1. Press the tofu between clean towels for 10 minutes, then cut it into cubes.
  2. Measure and prepare every sauce ingredient before heating the pan. This keeps the aromatics from burning while you work.
  3. Cook the onion wedges until their edges soften. Stir oyster sauce, soy sauce, pepper and water together.
  4. Pan-fry until golden on several sides before adding the sauce.
  5. Pour in the sauce and cook until it coats a spoon. Add a splash of water if it becomes too salty or thick.
  6. Taste the finished dish with rice before adjusting salt, soy sauce or fish sauce. Rest for 3 minutes before serving.

Why this method works

Preparing the sauce first gives the seasoning time to dissolve and prevents rushed measuring over a hot pan. Cooking the main ingredient separately from the final reduction protects its texture, while gradual seasoning accounts for differences between brands of soy sauce, patis and oyster sauce.

Practical kitchen tips

  • Use a wide pan so moisture can evaporate instead of making the dish watery.
  • For a less salty result, start with only three-fourths of the soy sauce or fish sauce and adjust at the end.
  • Cool leftovers within two hours, refrigerate in a covered container and reheat until steaming.

How to serve

Serve hot with steamed rice. A side of sliced cucumber, tomatoes or blanched leafy vegetables balances the rich sauce. Offer calamansi and chili separately so each person can adjust the flavor.

Original recipe prepared for Sarap Recipe readers. Cooking time varies with ingredient size, cookware and stove heat.

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