The combination of tender, peppery beef against the sweetness of roasted peppers and that sharp bite of horseradish makes for a perfect, hearty meal. It is one of those recipes that relies on a few high-quality ingredients to do all the heavy lifting.
Why This Steak and Roasted Pepper Ciabatta Works
This recipe is all about texture and balance. By slicing the steak against the grain before searing, you ensure every bite is tender rather than chewy. Using jarred roasted red peppers saves you the time of roasting them yourself while still providing that deep, concentrated flavor that pairs perfectly with the savory beef. The horseradish spread cuts through the richness of the steak, keeping the sandwich from feeling too heavy.
Ingredient Notes
Steak: Sirloin or flank work best here because they cook quickly and stay tender when sliced thin.
Horseradish: Use a prepared horseradish sauce from the condiment aisle. If you prefer less heat, start with a smaller amount and add more to taste.
Ciabatta: A sturdy loaf is essential to hold up to the juicy steak and peppers without getting soggy.
Seared Steak and Roasted Pepper Ciabatta Recipe
Seared Steak and Roasted Pepper Ciabatta
This hearty open-faced sandwich features tender seared steak, zesty roasted peppers, and a sharp horseradish spread on toasted ciabatta.
16ouncessirloin or flank steak thinly sliced against the grain
1large ciabatta loaf
3tablespoonsolive oil
1teaspoondried oregano
1/2teaspoonkosher salt
1/4teaspoonblack pepper
3jarred roasted red peppers diced
2tablespoonsprepared horseradish sauce
2cupsbaby arugula
1tablespoonbalsamic glaze
Instructions
Pat the steak slices dry with paper towels and toss in a bowl with one tablespoon of olive oil, the dried oregano, salt, and pepper.
Heat a heavy skillet over high heat until very hot.
Sear the steak in batches to avoid overcrowding the pan, cooking for 2 to 3 minutes until browned and cooked through.
Remove the steak from the pan and let it rest on a plate.
Slice the ciabatta loaf in half lengthwise and toast the cut sides under your oven broiler until lightly toasted.
Brush the toasted bread with the remaining olive oil and spread the horseradish sauce evenly across the surface.
Layer the seared steak over the bread and top with the diced roasted red peppers and fresh arugula.
Drizzle the balsamic glaze over the top of the sandwiches before slicing into individual portions.
Keyword Seared Steak and Roasted Pepper Ciabatta
Tima’s Tips
Keep a close eye on the bread under the broiler, as it can go from toasted to burnt in seconds.
Patting the steak dry before seasoning helps it get a better sear in the pan.
Variations
Add a few thin shavings of parmesan cheese over the arugula for an extra savory finish.
Swap the arugula for baby spinach if you prefer a milder green.
Add thinly sliced red onions for an extra crunch.
Storage
This sandwich is best eaten fresh while the bread is toasted and the steak is warm. If you have leftovers, store the steak and bread separately in the fridge for up to one day and re-toast the bread before assembling.
Common Questions I Get
Can I make this steak sandwich ahead of time?
It is best to assemble this sandwich right before serving so the bread stays crisp. You can prep the steak and chop the peppers in advance, then sear and assemble when you are ready to eat.
What is the best way to slice steak for a sandwich?
Always slice the steak against the grain, which means cutting perpendicular to the direction the muscle fibers run. This makes the meat much easier to chew.
Can I use a different type of bread?
Yes, a baguette or a sturdy sourdough loaf works well if you cannot find ciabatta. Just make sure the bread is firm enough to hold the ingredients.
If you make this, let me know how it turned out in the comments below — I'd love to hear from you.
Tima
I’m Tima Miller, a self-taught cook and author of the Simple Yummy cookbook series. Every recipe here is tested, clearly written, and designed to work in a real home kitchen.