Okay, friends, let’s talk weeknight dinners. That time of day when energy is low, tummies are rumbling, and the last thing anyone wants is a sink full of dishes. I used to dread it until I fully embraced the magic of sheet pan meals! This Colorful Sheet Pan Sausage Roast was born out of one of those frantic “what can I throw together?” evenings, and honestly, the flavor and simplicity completely won me over. It’s been a regular in our rotation ever since, and I’m so excited to share it with you!
If you’re searching for a meal that’s bursting with vibrant colors and tastes amazing, but doesn’t demand hours of prep or a mountain of cleanup, you’ve hit the jackpot. It’s incredibly satisfying, loaded with wholesome veggies, and fits beautifully into a balanced, mindful eating approach – perfect when you want delicious food that also supports your health goals.
Why This Recipe is a Keeper
You’re going to love this one, and here’s why:
- One-Pan Wonder: This is the real deal. Everything roasts together beautifully on a single sheet pan. That means minimal mess and maximum ease – a true weeknight win!
- Flavor Explosion: Roasting works magic here! It concentrates the natural sweetness of the peppers and fennel, gets the sausage perfectly browned and savory, and the garlic? Oh, that garlic infuses everything with deliciousness. You get tender veggies with those irresistible slightly charred edges. Yum!
- Packed with Goodness: We’re talking lean protein from the chicken sausage paired with a rainbow of fiber-rich vegetables. It’s naturally lower in carbohydrates and super easy to adapt to your taste or what’s in your fridge.
Gather Your Ingredients
Here’s what you’ll need:
- 9 ounces Italian-style smoked chicken sausage: Look for quality brands, checking labels for lower sodium and minimal added sugars if possible. Turkey sausage is a great swap too! Sliced into ½-inch thick rounds.
- 1 cup sliced red onion: Adds a touch of sweetness and bite. (From about 1 medium-small onion).
- ¾ cup sliced red bell pepper
- ¾ cup sliced orange bell pepper
- ¾ cup sliced yellow bell pepper: This trio brings the color and Vitamin C!
- ¾ cup thinly sliced fennel bulb: Don’t be intimidated! Fennel adds a lovely, subtle anise flavor that pairs wonderfully with sausage.
- ¾ cup sliced zucchini: Cut into half-moons, it adds extra green goodness.
- 3 medium garlic cloves: Fresh garlic is best for flavor here! Crushed.
- 2 teaspoons olive oil: Helps everything roast beautifully. Extra virgin adds a nice touch.
- ¼ teaspoon dried oregano: For that classic Italian-American vibe.
- Generous pinch kosher salt: About scant ⅛ teaspoon – adjust based on your sausage’s saltiness.
- ⅛ teaspoon black pepper (plus a tiny pinch more): Freshly ground if you can!
- ¼ teaspoon crushed red pepper flakes: Totally optional! Add more or less depending on how much heat you like.
- 1 ½ tablespoons torn fresh basil: This finisher adds amazing freshness! Dried can work (add it earlier with the oregano), but fresh is fantastic if you have it.
Let’s Get Cooking! Step-by-Step
- Get Ready: Pop a large baking sheet (make sure it has rims to catch any juices!) into your oven. Now, preheat both the oven and the pan inside it to 425°F (220°C). Trust me, heating the pan first is the secret to getting that lovely initial sear on the veggies!
- Toss the Veggies: While things are heating up, grab a big mixing bowl. Add your sliced onion, all those gorgeous bell peppers, the fennel, and the zucchini. Drizzle them with the olive oil, then sprinkle over the dried oregano, kosher salt, and black pepper. Give everything a really good toss until all the veggies are lightly and evenly coated.
- First Roast: Okay, oven mitts on! Carefully pull that hot baking sheet out of the oven. Spread your seasoned veggies evenly across the pan. Try to get them in a single layer – don’t overcrowd the pan, or the veggies will steam instead of getting nicely roasted and caramelized. Slide the pan back into the hot oven and let them roast for about 12 minutes. They should just be starting to soften.
- Add the Sausage & Garlic: Time to take the pan out again. Give the veggies a quick stir right there on the sheet. Now, add the sliced sausage and the crushed garlic, nestling them in amongst the vegetables. Back into the oven it goes!
- Final Roast & Finish: Let everything roast together for another 15 to 18 minutes. You’re looking for the sausage to be heated all the way through and maybe getting a little browned, and the vegetables should be perfectly tender with some nice charred edges. Once it looks glorious, carefully take the pan out. Immediately sprinkle over that lovely fresh basil and the red pepper flakes (if you’re using them). Dinner is ready!
My Top Tips & Tricks
- Swap it Up: Don’t have fennel? Leave it out or add more bell pepper or zucchini. Broccoli florets or even some cherry tomatoes (tossed in for the last 10 minutes of roasting) would be delicious additions too! Feel free to use turkey sausage or even a plant-based option if you prefer.
- Sodium Savvy: Smoked sausages can really vary in their sodium content. It’s always a good idea to check the nutrition labels and choose an option that fits your dietary needs. You might want to adjust the amount of added salt based on how salty your sausage is.
- Storing Leftovers: Got extras? Lucky you! They keep great in an airtight container in the fridge for up to 3 days. Reheat gently in the oven, toaster oven, or even the microwave until warmed through.
- Hot Pan Power: I know I mentioned it before, but really, don’t skip preheating the sheet pan! It makes such a difference in getting that wonderful texture and flavor development started right away.
Serving Suggestions
This Colorful Sheet Pan Sausage Roast is honestly a complete meal on its own – protein, veggies, healthy fats, all there! It’s naturally satisfying and portioned nicely.
If you’d like to round it out a bit, it’s delicious served over:
- A small scoop of fluffy quinoa
- A bed of brown rice
- Cauliflower rice (for an extra veggie boost and lower carbs!)
- Just alongside a simple green salad with a light lemon vinaigrette.
It’s perfect for a cozy night in or even for meal prepping lunches for the week!

Colorful Sheet Pan Sausage Roast
Ingredients
- 9 ounces Italian-style smoked chicken sausage sliced into ½-inch thick rounds
- 1 cup sliced red onion from about 1 medium-small onion
- ¾ cup sliced red bell pepper
- ¾ cup sliced orange bell pepper
- ¾ cup sliced yellow bell pepper
- ¾ cup thinly sliced fennel bulb
- ¾ cup sliced zucchini cut into half-moons
- 3 medium garlic cloves crushed
- 2 teaspoons olive oil
- ¼ teaspoon dried oregano
- Generous pinch kosher salt scant ⅛ teaspoon
- ⅛ teaspoon black pepper plus a tiny pinch more
- ¼ teaspoon crushed red pepper flakes
- 1 ½ tablespoons torn fresh basil
Instructions
- Prepare Oven and Pan: Position a large, rimmed baking sheet inside your oven. Set the oven temperature to 425°F (220°C) and allow both the oven and the sheet pan to fully preheat.
- Season Vegetables: While the oven heats, place the sliced red onion, all bell peppers, fennel, and zucchini into a large mixing bowl. Drizzle with the olive oil, then sprinkle over the dried oregano, kosher salt, and black pepper. Toss thoroughly until all vegetables are evenly coated.
- Initial Roast: Carefully retrieve the hot baking sheet from the oven using oven mitts. Spread the seasoned vegetable mixture evenly across the hot pan in a single layer. Return the pan to the oven and roast for approximately 12 minutes, allowing the vegetables to just begin softening.
- Add Sausage and Final Roast: Remove the baking sheet from the oven. Briefly stir the vegetables. Add the sliced smoked sausage and crushed garlic to the pan, distributing them amongst the vegetables. Place the sheet back into the 425°F (220°C) oven. Continue to roast for another 15 to 18 minutes. The sausage should be heated through, and the vegetables should be tender with some charred edges.
- Garnish and Serve: Once cooked, carefully remove the baking sheet from the oven. Immediately sprinkle the fresh torn basil and crushed red pepper flakes over the sausage and vegetables. Serve hot.
Notes
- Calories: 268 kcal
- Protein: 18.6 g
- Total Fat: 15.5 g
- Saturated Fat: 4.2 g
- Total Carbohydrate: 13.3 g
- Dietary Fiber: 3.1 g
- Total Sugars: 7.3 g
- Added Sugars: 0 g (assuming sausage contains no added sugars)
- Sodium: 739 mg (can vary based on sausage and salt used)
Give It a Try!
Meals like this make healthy eating feel easy and enjoyable, not like a chore. This sheet pan dinner is packed with flavor, simple to make, and something you can feel good about eating. I really hope you give this Colorful Sheet Pan Sausage Roast a try soon! If you do make it, I’d love to hear how it turned out! Enjoy!