• 2 pieces fish (about ½ pound each), cleaned and scales removed
• 1 knob ginger, sliced and pounded
• 6 cloves garlic, skin removed
• ½ cup vinegar • 1 cup water
• 1 medium onion, sliced
• 1 small bitter gourd, chopped (optional)
• 3 pieces finger chili
• 2 teaspoons salt
• 1 teaspoon whole peppercorn