5 from 1 vote
Prep Time 10 minutes
Cook Time 30 minutes
Keyword Easy
Servings 6
Calories 477 kcal


  • 1 kg Tuna Steak
  • Salt
  • Pepper
  • Vegetable oil
  • 2 Garlic cloves crushed
  • 2 tbsp Black mustard seeds
  • 1 ½ tbsp Turmeric powder
  • 3 tbsp White vinegar
  • 2 Long chillies sliced
  • 3 Small onions sliced


  • Cut tuna into approximately 2cm cubes and season with salt and pepper to taste.
  • In a large frypan, add some oil, garlic and fish. Fry over medium heat until fish is cooked through and lightly browned. Transfer fish to a separate bowl keeping any excess oils remaining in frypan.
  • Using a pestle and mortar or separate bowl, mix mustard seeds (crushing a couple of the seeds), turmeric powder and gradually mix in 2 tbsp vinegar to create a fine paste (add more vinegar if necessary).
  • In the empty frypan, add 1/3 cup oil, mixed paste and chilli on medium heat for approximately a minute, stirring well.
  • Stir in cooked fish and sliced onion, remove from heat and drizzle with remaining vinegar and a generous amount of additional oil as required.
  • Enjoy in a buttered crusted baguette or serve as a main over steamed rice alongside haricot rouge.


  • Add additional oil prior to serving if it appears dry.

Bon appétit!


This Post Has One Comment

  1. Julia

    5 stars
    Our family and I wanted to try something unique and came across this recipe. Oh my gosh so tasty! Easy to follow instructions and it was ready before we knew it. Great recipe, thanks!

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