Half-Stacked Roast Beef Sandwich with Horseradish Cream

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

This sandwich layers tender roast beef with a tangy horseradish cream on artisan bread, delivering a perfectly balanced hearty bite. This sandwiches & wraps-inspired sandwiches & wraps ready in about 15 minutes pairs roast beef, thinly sliced, artisan sourdough bread, mayonnaise for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 520 calories and feeds 1, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. 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: 5 min Serves 1 Sandwiches & Wraps cuisine 520 cal/serving
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Ingredients

Instructions

  1. Step 1: In a small bowl, combine 2 tbsp mayonnaise and 1 tbsp prepared horseradish; mix until smooth and set aside.
  2. Step 2: Butter one side of each slice of 2 artisan sourdough bread with 1 tbsp butter total (½ tbsp per slice). Heat a skillet over medium heat and toast the bread slices butter-side down for 2-3 minutes until golden and crisp.
  3. Step 3: Spread the horseradish cream evenly on the untoasted sides of the bread slices. Layer 6 oz thinly sliced roast beef evenly on one slice.
  4. Step 4: Add 2 leaves of lettuce, 3 slices of tomato, and 3 slices of red onion on top of the roast beef. Sprinkle ¼ tsp salt and ⅛ tsp black pepper over the vegetables.
  5. Step 5: Close the sandwich with the other slice of bread, horseradish side down. Slice in half and serve immediately while warm and crisp.

Equipment for this recipe

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Frequently asked questions

How long does Half-Stacked Roast Beef Sandwich with Horseradish Cream take to make?

Total time is about 15 minutes (10 min prep + 5 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Half-Stacked Roast Beef Sandwich with Horseradish Cream?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep roast beef, thinly sliced from drying out.

Can I substitute ingredients in Half-Stacked Roast Beef Sandwich with Horseradish Cream?

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 Half-Stacked Roast Beef Sandwich with Horseradish Cream for a different number of people?

The recipe is written for 1 servings. Multiply each ingredient by (your serving target / 1). 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 Half-Stacked Roast Beef Sandwich with Horseradish Cream?

Sandwiches & Wraps 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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