Grilled Wagyu Beef Sandwich with Beetroot Relish and Aioli

By · Reviewed by AislePrompt Editorial · ·

A hearty Australian-inspired sandwich layering tender smoked Wagyu beef with sweet beetroot relish and creamy garlic aioli on toasted rustic bread. This australian-inspired sandwiches & wraps ready in about 18 minutes blends smoked Wagyu beef slices, rustic sourdough bread, beetroot relish 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 650 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.

Prep: 10 min Cook: 8 min Serves 2 Australian cuisine 650 cal/serving
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Ingredients

Instructions

  1. Step 1: Spread 3 tbsp garlic aioli evenly over one side of each of the 4 slices of rustic sourdough bread.
  2. Step 2: Layer 2 oz smoked Wagyu beef slices on two of the bread slices, then spread 1/6 cup beetroot relish evenly over the beef.
  3. Step 3: Top the relish with 1/2 cup baby spinach leaves on each sandwich.
  4. Step 4: Close the sandwiches with the remaining bread slices aioli-side down.
  5. Step 5: Heat 1 tbsp unsalted butter in a skillet over medium heat. Grill each sandwich for 3-4 minutes per side until the bread is golden brown and slightly crispy, and the filling is warmed through.
  6. Step 6: Remove from skillet, slice in half, and serve immediately.

Equipment for this recipe

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Frequently asked questions

How long does Grilled Wagyu Beef Sandwich with Beetroot Relish and Aioli take to make?

Total time is about 18 minutes (10 min prep + 8 min cook). A small batch typically covers several meals in the week — store as the recipe directs.

How do I store leftover Grilled Wagyu Beef Sandwich with Beetroot Relish and Aioli?

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 Grilled Wagyu Beef Sandwich with Beetroot Relish and Aioli?

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 Grilled Wagyu Beef Sandwich with Beetroot Relish and Aioli 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.

What goes well with Grilled Wagyu Beef Sandwich with Beetroot Relish and Aioli?

Australian sandwiches & wraps 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.

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