Blackened Beef Tartare with Caper and Mustard Dressing

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

Finely chopped tender beef tartare seasoned with blackening spices and dressed with a tangy caper and mustard vinaigrette. This french-inspired beef ready in about 15 minutes layers finely diced beef tenderloin, olive oil, paprika 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 280 calories and feeds 4, 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 4 French cuisine 280 cal/serving
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Ingredients

Instructions

  1. Step 1: In a small bowl, combine 1 tsp paprika, 1/2 tsp cayenne pepper, 1/2 tsp garlic powder, 1/2 tsp salt, and 1/4 tsp black pepper to make the blackening spice blend.
  2. Step 2: Toss 8 oz finely diced beef tenderloin with 1 tbsp olive oil and the spice blend, mixing thoroughly to coat evenly.
  3. Step 3: In a separate bowl, whisk together 2 tbsp chopped capers, 1 tbsp Dijon mustard, 1 tbsp lemon juice, and 1 small minced shallot to create the dressing.
  4. Step 4: Gently fold the blackened beef into the dressing along with 1 tbsp chopped parsley, mixing just until combined. Serve immediately with toasted baguette slices or crackers.

Equipment for this recipe

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Frequently asked questions

How long does Blackened Beef Tartare with Caper and Mustard 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 Blackened Beef Tartare with Caper and Mustard 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 Blackened Beef Tartare with Caper and Mustard 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 Blackened Beef Tartare with Caper and Mustard Dressing for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). 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.

What goes well with Blackened Beef Tartare with Caper and Mustard Dressing?

French beef like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.