Italian Sausage Sandwich

Italian Sausage Sandwich
⏱️ cook time 30 minutes
🍽️ servings 4
⚡ Difficulty easy

intro

Juicy herby Italian sausage piled high with caramelized peppers, onions, and tangy marinara on a toasted hoagie for a hearty, crowd-pleasing handheld bite.

Ingredients

Sweet Italian pork sausage links 680 grams (4 large links)
6-inch hoagie rolls 4 rolls (approx 480 grams total)
Mixed red and green bell peppers 340 grams (2 medium, sliced into 1cm strips)
Yellow onion 220 grams (1 large, sliced into 1cm half-moons)
Marinara sauce 180 ml (3/4 cup)
Extra-virgin olive oil 30 ml (2 tablespoons)
Garlic 15 grams (3 cloves, thinly sliced)
Dried oregano 1 gram (1 teaspoon)
Provolone cheese slices 80 grams (4 thin slices)
Crushed red pepper flakes 0.5 grams (1/4 teaspoon, optional)

Steps

1

Sear the sausages

Heat 15ml (1 tablespoon) of extra-virgin olive oil in a large heavy-bottomed skillet over medium heat (175C/350F). Pat sausage links dry with paper towels, add to the pan in a single layer, and cook for 8 minutes total, turning every 2 minutes to brown evenly on all sides, until the exterior is deep golden and internal temperature reaches 63C/145F. Transfer seared sausages to a clean plate and set aside.

Step 1
step1:Sear the sausages
2

Sauté peppers and onions

Leave the rendered sausage drippings in the same skillet, adding the remaining 15ml (1 tablespoon) of olive oil if the pan looks dry. Toss in sliced bell peppers and onions, season with 1 gram (1 teaspoon) of dried oregano and a pinch of freshly ground black pepper. Cook over medium heat for 10 minutes, stirring occasionally, until vegetables are tender and lightly caramelized at the edges.

Step 2
step2:Sauté peppers and onions
3

Simmer sausage mixture

Add thinly sliced garlic to the pepper and onion mixture, cooking for 30 seconds until fragrant (do not let it burn). Pour in 180ml (3/4 cup) of marinara sauce, stirring to coat the vegetables evenly. Nestle the seared sausages back into the skillet, spooning sauce and vegetables over the links. Reduce heat to medium-low (135C/275F), cover, and simmer for 5 minutes to let the flavors meld.

Step 3
step3:Simmer sausage mixture
4

Toast hoagie rolls

While the sausage mixture simmers, preheat your oven broiler to high (260C/500F). Split hoagie rolls lengthwise, leaving one edge attached to create a hinge, and arrange them open-faced on a rimmed baking sheet. Broil for 1 minute, positioned 15cm (6 inches) from the heat source, until the cut sides are lightly golden and crisp. Watch closely to avoid burning the rolls.

Step 4
step4:Toast hoagie rolls
5

Melt provolone cheese

Remove the baking sheet of toasted rolls from the broiler. Place one thin slice of provolone cheese on the bottom half of each toasted roll, then return to the broiler for 30 seconds, until the cheese is fully melted, bubbly, and dotted with light brown spots.

Step 5
step5:Melt provolone cheese
6

Assemble the sandwiches

Place one cooked Italian sausage link in each cheese-lined roll, top with 120ml (1/2 cup) of the pepper, onion, and marinara mixture, and sprinkle with optional crushed red pepper flakes for extra heat if desired. Press the top of the roll down gently, and serve immediately while warm.

Step 6
step6:Assemble the sandwiches

Tips

1.Never pierce sausage casings while searing or simmering, as this releases flavorful rendered fat and leaves sausages dry instead of juicy.
2.For a deeper, richer flavor, replace 30ml (2 tablespoons) of the marinara sauce with dry red wine (like Chianti) when adding liquid to the pepper and onion mixture.
3.For a smoky charred twist, grill sausages over medium direct heat (190C/375F) for 10 minutes, turning occasionally, instead of pan-searing for outdoor cookouts.

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Italian Sausage Sandwich:Frequently Asked Questions

1.Can I use hot Italian sausage instead of the sweet pork sausage called for in the recipe?
Absolutely! That’s one of the most common swaps for this sandwich. Hot Italian sausage uses the same fennel and herb base as sweet, just adds red pepper flakes for a gentle kick. Stick with raw cased links instead of pre-cooked for the juiciest result, and cook them to a 160°F internal temperature for food safety.
2.How do I keep my sausage casings from splitting open while cooking?
The easiest pro trick is to poach raw sausage links in a half-inch of water in your skillet for 5 minutes first, before browning. This cooks them evenly through without harsh direct heat bursting the casings. Once the water evaporates, crisp the outsides to golden perfection—no split, oozing sausages to ruin your sandwich.
3.Is toasting the hoagie rolls really necessary, or can I skip that step?
I highly recommend not skipping it! Untoasted soft rolls will turn soggy within minutes from juicy peppers, onions, and marinara. Split the rolls, brush cut sides with a tiny bit of olive oil, and toast cut-side down on a skillet for 1-2 minutes until light golden. It adds crunch and creates a moisture barrier so your sandwich holds together better.
4.Can I prep components of this sandwich ahead for a party or game day?
Definitely! This sandwich is perfect for crowd prep. Caramelize your peppers and onions up to 3 days ahead, store them in an airtight container in the fridge, and reheat gently in a skillet before assembly. You can even cook sausages 2 days ahead and reheat them in simmering marinara to keep them juicy, cutting way down on day-of work.
5.How do I get soft, caramelized peppers and onions without burning them?
Cook them low and slow! After browning your sausages, drop the heat to medium-low, toss your sliced red and green bell peppers and yellow onion in the rendered sausage fat left in the pan, and cook for 12-15 minutes, stirring occasionally. Resist cranking the heat—slow cooking draws out natural sugars for that sweet, tender result without bitter, charred edges.
6.Can I make this sandwich without pork for dietary restrictions?
Sure! Swap the sweet Italian pork sausage for chicken or turkey Italian sausage links. Just note these are much leaner, so add a tablespoon of olive oil to the pan when cooking peppers and onions to make up for less rendered fat. Be sure to cook poultry sausages to a 165°F internal temperature for food safety.
7.Do I need to warm the marinara sauce before building my sandwich?
Yes, cold marinara will drop the whole sandwich’s temperature and make bread soggy much faster. Warm it gently in a small pot or microwave right before assembly—you don’t need it boiling, just nice and steamy. Stick to 2-3 tablespoons per sandwich for tangy flavor without a drippy, messy handheld.
8.What simple add-ons work well without straying from the classic flavor profile?
Stick to classic Italian-American upgrades! A sprinkle of shredded provolone melted over the sausage in the last minute of cooking, a few sliced pickled pepperoncini for bright tang, or a light dusting of grated parmesan all work beautifully. Skip out-of-place add-ons like mayo or iceberg lettuce, which clash with the rich, savory flavor.

Comments (7)

2 hours ago

OMG, made this for Sunday family dinner last night and everyone went back for seconds! I used mild Italian sausage because my kids don’t do spice, piled the sautéed peppers and onions high on toasted hoagie rolls, and added a little sprinkle of parmesan on top. SO good, even my super picky 7 year old ate every bite without complaining. Total game changer for busy weeknights too since the whole thing comes together in 30 minutes flat!

30 minutes ago

So glad the whole family loved it, Jess! Using mild sausage is such a smart swap for kid-friendly meals, and that parmesan sprinkle sounds delicious. So happy this fits into your busy weeknight rotation!

3 days ago

Brought a big batch of these to our neighborhood block party potluck last weekend and they were gone in 15 minutes flat! I did half hot sausage, half mild to cover everyone’s preferences, and let the peppers and onions caramelize a little extra while the sausages grilled. People were asking me for the recipe left and right – told ‘em it’s so easy even a beginner could nail it. 10/10, will make for every tailgate this football season.

2 days ago

Did you grill the sausages directly on the grates or use a cast iron on the grill? I’m making these for my fantasy football draft party this weekend and don’t wanna mess ‘em up!

yesterday

Love that these were a hit at your block party, Tony! Grilling is such a great call for these – to answer GatorGrill99’s question, direct grates over medium heat gives the perfect snappy casing, just turn the sausages every 4-5 minutes and don’t poke them while they cook so they stay juicy. A grill basket for the peppers and onions works great to keep them from falling through, too! Hope your draft party is a hit!

5 days ago

Great base recipe! I prepped all the components on Sunday for easy lunches all week, and the only change I made was adding a smear of spicy giardiniera to the rolls for an extra kick. Held up really well in the fridge for 4 days, just toasted the roll fresh each time when I was ready to eat. Will definitely add this to my regular meal prep rotation!

2 days ago

I’ve never made anything more complicated than frozen pizza before, and I nailed this on my first try! The instructions were so straightforward, I didn’t even have to Google anything. My roommate said it tasted like something we’d get at the little Italian deli down the street. Obsessed!

yesterday

Right?! I was intimidated to make sausage sandwiches at first too, but this recipe is foolproof. Try adding a little melted provolone on top next time, it’s chef’s kiss!

1 week ago

Super tasty overall, but I burned my first batch of onions because I had the heat up too high 😂 Turned the burner down to medium-low for the second batch and they came out perfectly sweet and caramelized. Also, I used chicken Italian sausage instead of pork to cut a few calories, and it was still really flavorful! Definitely read the temp note carefully, y’all.

5 days ago

Oh no, I did the exact same thing my first time making these! Low and slow is the move for the peppers and onions, I set a timer to stir ‘em every couple minutes now and they turn out perfect every time.

3 days ago

So glad you stuck with it after the first onion mishap! Cooking the peppers and onions over medium-low is definitely the trick to getting that soft, sweet caramelization without burning, and chicken Italian sausage is such a great lighter swap. Thanks for the helpful reminder to keep an eye on the heat level!

2 weeks ago

Made this for a last-minute date night with my partner and they thought I spent hours in the kitchen! Little did they know it only took 30 minutes and minimal cleanup. We paired it with a side of garlic fries and a cheap bottle of red wine, and it felt like a fancy little restaurant meal at home. Will be making this again for sure!

30 minutes ago

Grew up eating these at the Feast of San Gennaro in NYC every year, and this recipe is the closest I’ve ever gotten to that authentic street cart taste at home! I let the sausages simmer in the pan with the peppers and onions for a few minutes at the end to soak up all that flavor, and it was *chef’s kiss*. Quick question – can I freeze the leftover pepper and onion mix for later use?

5 minutes ago

What a great compliment, especially coming from someone who’s had the real festival version! Letting the sausages simmer with the peppers and onions at the end is such a pro move to amp up the flavor. To answer your question: yes, the cooked pepper and onion mix freezes really well for up to 3 months in an airtight container! Just thaw it in the fridge overnight when you’re ready to use it again.