Tuna poke bowl with brown rice

The fishmonger at Watt Street Market in Newcastle had yellowfin in last Saturday that was so clean and firm I almost felt guilty cooking anything at all. Almost. I bought 600 grams, drove home, and had poke bowls on the table inside forty minutes. No drama, no equipment beyond a sharp knife and a pot of rice. That’s the pitch.

Why a tuna poke bowl is worth your Saturday

Poke has been around Hawaiian fishing communities for a very long time before it became a lunch-queue staple in every Australian CBD. The bones of it are simple: good raw fish, seasoned rice, a few textural things on top. What makes or breaks it is quality of fish and the dressing. Don’t muck about with either.

Brown rice is my preference here over white. It holds its shape better once it’s dressed and cooled slightly, and the nuttiness plays well against the sesame oil in the marinade. It also keeps you fuller longer, which matters if this is lunch and you’ve got a long afternoon ahead. Nutrition Australia’s guidance on wholegrains backs this up — the fibre load is meaningfully higher than polished white rice, and that’s worth something.

The other thing I’ll say bluntly: skip the pre-marinated supermarket tuna. It’s usually sashimi-grade in name only, and the sodium in those pre-made sauces is doing a lot of heavy lifting to disguise fish that’s been sitting around. Go to a fish market or a fishmonger you trust, ask for sashimi-grade yellowfin or bigeye, and treat it simply.

Ingredients

Serves 4

• 360 g (dry weight) medium-grain brown rice
• 500 g sashimi-grade yellowfin tuna, skin off
• 3 tbsp tamari (or low-sodium soy sauce)
• 1 tbsp sesame oil (toasted)
• 1 tbsp rice wine vinegar
• 1 tsp fresh ginger, finely grated
• 1 tsp honey
• ½ tsp dried chilli flakes (or fresh if you have it)
• 1 Lebanese cucumber, halved lengthways and sliced
• 1 ripe avocado, sliced
• 1 cup shelled edamame, defrosted (frozen is fine)
• 4 radishes, thinly sliced
• 2 spring onions, finely sliced
• 2 tsp toasted sesame seeds
• 1 sheet nori, cut into thin strips with scissors
• 2 tbsp kewpie mayonnaise, thinned with a little water (optional but good)
• Pickled ginger, to serve

Method

1. Rinse the brown rice well under cold water. Cook according to packet instructions — typically a 1:2 ratio with water, brought to the boil then dropped to a low simmer for around 35 minutes, lid on. When it’s done, take it off the heat and let it steam, lid still on, for another 10 minutes. Season with a pinch of salt and a small splash of rice wine vinegar. Spread it onto a tray to cool slightly — you want it warm but not steaming hot when it hits the bowl.
2. While the rice cooks, make your dressing. Whisk together the tamari, sesame oil, rice wine vinegar, grated ginger, honey and chilli flakes in a small bowl. Taste as you go — it should be salty, a touch sweet, and have a proper sesame backbone. Adjust accordingly.
3. Cut the tuna. First slice it into 1.5 cm slabs, then cut those into cubes. You’re after roughly 2 cm dice — consistent enough that every piece gets the same dressing coverage. Put the cubed tuna into a clean bowl, pour over about two-thirds of the dressing, and toss gently. Let it sit for no more than 10 minutes while you prep your toppings. Any longer and the acid starts to cook the fish, and you’ve lost what you came for.
4. Prep your toppings: slice the cucumber, fan the avocado, drain the edamame, slice the radishes and spring onions. Have everything ready before you start assembling — this is a build, not a cook.
5. Divide the rice between four wide bowls. Arrange the tuna over one section of the rice. Place the cucumber, avocado, edamame and radish around the bowl in sections — don’t overthink the arrangement, just don’t pile everything on top of each other or you’ll lose the contrast in each bite.
6. Drizzle the remaining dressing over the toppings. Add a zigzag of thinned kewpie mayo if you’re using it. Scatter sesame seeds, nori strips and spring onion over the top. Finish with a small pile of pickled ginger on the side.

A note on the fish and food safety

Raw fish is not something to approach casually. Buy it from a supplier with high turnover, look for flesh that’s deep red and firm with no grey edges, and smell it — fresh tuna smells like the ocean, not like fish. Healthdirect Australia recommends keeping raw fish refrigerated and consuming it within 24 hours of purchase; that’s sensible advice and worth following.

If you’re cooking for anyone who’s pregnant, immunocompromised or very young, sear the tuna instead. Get your pan properly hot — properly, as in leave it over high heat for two full minutes before anything touches it — then sear the cubed tuna for 30 seconds a side. Rest, then slice. The bowl still works. It’s a different thing, but it works.

Where this fits in a broader week of eating

A bowl like this does a lot of quiet work. The tuna delivers lean protein and omega-3 fatty acids. The brown rice gives you sustained energy from complex carbohydrates. Edamame adds plant protein and folate. Avocado brings the good fat. It’s a genuinely balanced single meal, not a salad with aspirations.

I’ve been thinking lately about how often people underestimate fish as a weeknight staple. We’ll happily roast a whole chicken for an hour and a half but baulk at buying a piece of good fish because it feels expensive or fussy. It’s neither, provided you keep the treatment simple. If you want more ideas along that line, the poached salmon with fennel, orange and chilli is worth your time — different technique, same philosophy. And the blue-eye cod with carrot puree is a good one to have in your back pocket for something a bit more composed.

For gut health framing, the fermented element from the pickled ginger is a small but real contribution. If that’s something you’re actively thinking about, the piece on good food for gut health covers the broader picture well.

A variation worth trying

Swap the tuna for sashimi-grade salmon if that’s what’s looking good at your fishmonger. The dressing holds either way. You can also replace half the brown rice with finely shredded wombok (Chinese cabbage) for something lighter. In summer I do exactly that and it barely registers as a bowl anymore — it’s almost a substantial salad. Fair enough. Call it what you like as long as it tastes good.

The kewpie mayo is optional in the ingredient list but I’ll be honest: I’ve never once made this without it. That’s probably all you need to know.

One more thing. I’ve seen versions of this recipe floating around that call for marinating the tuna for up to an hour. Don’t. Ten minutes is enough to season the fish; anything beyond that and you’re essentially curing it, the texture changes, and the whole point of using sashimi-grade fish is gone. Short marinade. Good fish. That’s the recipe.

If you’re building out a broader meal plan and want something different for breakfast before a session like this, the overnight bircher with grated pear and cinnamon is a good contrast — something slow and sustaining before a lighter, brighter lunch. And for anyone thinking about how food fits into a fuller picture of movement and recovery, Fuel For Movement is worth reading alongside a recipe like this one.

Anyway. Get the fish right and the rest is just assembly.

— Dave Forsythe, Golden Door Living kitchen