Mediterranean-Fusion Tuna Tartare with Avocado and Sesame Soy Dressing

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

A vibrant tuna tartare blending fresh Mediterranean flavors with Asian-inspired sesame soy dressing and creamy avocado. This mediterranean-inspired seafood (gluten free) ready in about 15 minutes layers finely diced cucumber, thinly sliced scallions, soy sauce into a dessert worth slowing down for — great for weekend baking, holiday tables, or any time you want a sweet payoff at the end of a meal. Each serving lands at about 320 calories and feeds 2, so it slots into a weekend bake or a special-occasion dessert tray. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 15 min Serves 2 Mediterranean cuisine 320 cal/serving
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Ingredients

Instructions

  1. Step 1: In a medium bowl, combine 8 oz diced sushi-grade tuna, 1/2 cup finely diced cucumber, and 2 tbsp thinly sliced scallions.
  2. Step 2: In a small bowl, whisk together 2 tbsp soy sauce, 1 tbsp toasted sesame oil, 1 tbsp fresh lemon juice, and 1 tsp grated fresh ginger until emulsified.
  3. Step 3: Pour the dressing over the tuna mixture and gently toss to coat, seasoning with sea salt and black pepper to taste.
  4. Step 4: Fold in 1 medium diced avocado carefully to avoid mashing and drizzle 1 tbsp extra virgin olive oil over the top.
  5. Step 5: Serve the tartare in chilled small bowls or rings, garnished with 1 tsp toasted sesame seeds and a small handful of microgreens for freshness.

Equipment for this recipe

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Frequently asked questions

How long does Mediterranean-Fusion Tuna Tartare with Avocado and Sesame Soy Dressing take to make?

Total time is about 15 minutes (15 min prep + 0 min cook). Most home bakers find this fits a weekend afternoon; chill or store as the recipe directs before serving.

How do I store leftover Mediterranean-Fusion Tuna Tartare with Avocado and Sesame Soy Dressing?

Cool fully before storing. Most baked desserts keep at room temperature in an airtight container for 2–3 days, or in the fridge for up to 5 days. Cream- or custard-based desserts must go in the fridge within 2 hours; reheat gently or serve cold per the recipe.

Can I substitute ingredients in Mediterranean-Fusion Tuna Tartare with Avocado and Sesame Soy Dressing?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Mediterranean-Fusion Tuna Tartare with Avocado and Sesame Soy Dressing for a different number of people?

The recipe is written for 2 servings. Multiply each ingredient by (your serving target / 2). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

Is Mediterranean-Fusion Tuna Tartare with Avocado and Sesame Soy Dressing gluten free?

Yes — this recipe is tagged gluten free based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.

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