Spicy Tuna Tataki with Avocado Salsa

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

Sear-tender tuna steak served with a vibrant avocado salsa, featuring a kick of jalapeño and fresh lime. This japanese-inspired seafood (high-protein, gluten-free) ready in about 20 minutes blends Tuna steak, medium Avocado, Red onion into a versatile sauce that lifts everything from grain bowls and roasted vegetables to grilled proteins — a small-batch staple worth keeping in the fridge. Each serving lands at about 450 calories and feeds 2, so a small batch covers several meals across the week without taking over the fridge. 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.

★ 3.6 (14 ratings) Prep: 15 min Cook: 5 min Serves 2 Japanese cuisine 450 cal/serving
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Ingredients

Instructions

  1. Step 1: Season 1 lb sushi-grade tuna steak with 1/4 tsp black pepper and 1/2 tbsp soy sauce. Heat a cast-iron skillet over high heat until smoking hot.
  2. Step 2: Sear tuna for 1 minute per side for medium-rare; remove from pan and let rest for 5 minutes.
  3. Step 3: While tuna rests, combine 1 medium diced avocado, 2 tbsp finely diced red onion, 1/4 cup chopped cilantro, juice of 1 lime, 1/2 seeded and minced jalapeño, and 1 tsp sesame oil in a bowl.
  4. Step 4: Slice rested tuna thinly against the grain. Serve immediately with avocado salsa spooned over the top.

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Frequently asked questions

How long does Spicy Tuna Tataki with Avocado Salsa take to make?

Total time is about 20 minutes (15 min prep + 5 min cook). A small batch typically covers several meals in the week — store as the recipe directs.

How do I store leftover Spicy Tuna Tataki with Avocado Salsa?

Transfer to an airtight jar and refrigerate for up to 5–7 days. Most sauces freeze well for up to 2 months — portion into small containers or freezer bags so you can thaw only what you need. Stir before serving; cream- or yogurt-based sauces may separate on standing.

Can I substitute ingredients in Spicy Tuna Tataki with Avocado Salsa?

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 Spicy Tuna Tataki with Avocado Salsa 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 Spicy Tuna Tataki with Avocado Salsa high-protein?

Yes — this recipe is tagged high-protein, 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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