No-Cook Tuna Mayo Avocado Rice Bowl
By the QuiteRecipes team (Jamy & Kaïna) | Food Service Professional, Early Childhood Expert & Parents
A creamy, crunchy rice bowl that never touches the stove: canned tuna, mayo, ripe avocado, and crisp vegetables over warm rice — built in ten minutes with zero cookware.
There are days when the oven is an active enemy. This bowl belongs to those days: no heat, no pots, just a rice cooker's worth of warm grains crowned with creamy tuna mayo, buttery avocado, and a shower of crisp vegetables. Ten minutes, one bowl, and the satisfying crunch-to-cream balance of a takeout poke bowl — for the price of a can of tuna and a dorm fridge.
🥄 Ingredients
- 🫗 1 cup (185g) cooked rice or microwave rice pouch
- 🫗 1 can (140g) tuna in water, drained
- 🫗 2 tbsp mayonnaise (or plain yogurt)
- 🫗 1/2 avocado, sliced
- 🫗 1/4 cucumber, diced
- 🫗 3 cherry tomatoes, halved
- 🫗 1 tbsp pickled cucumber or kimchi (optional)
- 🫗 1 tsp soy sauce or a squeeze of lemon
- 🫗 1 scallion, sliced, and a pinch of sesame seeds, to finish
Nutrition Facts*
*Nutritional information is an estimate and may vary based on ingredients, brands and portion sizes. Values are provided per serving.
👨🍳 Instructions
**Heat the rice** per pouch instructions (or use leftover rice, warmed or room temperature).
**Make the tuna mayo:** In a small bowl, flake the drained tuna with the mayonnaise and a squeeze of lemon.
**Prep the toppings:** Slice the avocado, dice the cucumber, and halve the tomatoes.
**Build the bowl:** Spoon the rice into the base, add a generous pile of tuna mayo, and fan the avocado, cucumber, and tomatoes around it.
**Finish bright:** Drizzle soy sauce, scatter the scallion and sesame seeds, and toss in the pickled cucumber or kimchi if you have it. Eat immediately.
⚠️ Common Mistakes
- ✕
Soggy rice. Tomato and cucumber release water; drain them well and assemble right before eating.
- ✕
Skipping the squeeze of acid. Lemon or soy is the salt-and-light that makes the bowl sing.
- ✕
Over-mayo. A thimble of mayo is plenty; more blurs the tuna flavor.
- ✕
Cold avocado-plastic separation. Keep it simple: slice at serving time.
🔄 Variations
Protein swap: Canned salmon or chickpeas stand in beautifully for tuna.
Spicy kick: A dot of Sriracha or a splash of hot sauce in the tuna mayo.
Green machine: Add a handful of baby spinach under the rice.
Onigirazu style: Skip the bowl; press everything together, wrap in nori for a hand roll.
🧊 Storage
- 📦
Best eaten immediately — day-old avocado browns and rice dries. The tuna mayo keeps a day refrigerated; the rest is an assemble-at-lunch situation.
💡 Chef Tips
Microwave rice pouches are the cheat code for no-cook nights — 90 seconds to warm rice.
Drain the tuna well. The creamier the mayo coating, the better — waterlogged tuna thins everything out.
Lemon on the avocado keeps it bright green through the meal.
Leftover rice wins again. Yesterday's rice, warmed briefly, is ideal here.
Build in a big bowl so the layers everyone loves actually come together in each spoonful.
❓ FAQ
Do I need to cook anything?
Not a single flame. Warm rice pouches or leftover rice, everything else is ready-to-eat from the can, fridge, and cutting board.
Is canned tuna okay?
Yes — a dorm pantry hero for protein on a budget. Canned salmon or chickpeas work too.
How many calories?
About 520 per serving — a satisfying, restaurant-feeling bowl for pennies.
Can I skip the mayo?
Swap it for plain yogurt or a mashed avocado in the tuna; both keep it creamy.
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About the Authors
This recipe and guide was developed, tested, and approved in our home kitchen and daily life. Jamy is a retired Food Service District Manager and Early Childhood Program Manager who spent his career overseeing multi-site restaurant operations, large-scale culinary production, and daycare menu management. Kaïna brings the ultimate real-world test: making sure it brings ease and joy to our kids on a busy weeknight.
Read more about our professional background and philosophy →