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Chicken-Stuffed Poblano Peppers

Roasted poblano peppers filled with cumin- and chili-spiced ground chicken, zucchini, cherry tomatoes, and onion, finished with lime-tossed avocado and fresh cilantro.

By Camille McLaughlin, RDN, LD, registered dietitian nutritionist

Built forPeganDinner
Also fits Whole30 Low-Carb Keto Paleo
Poblanos blister and go floppy in the oven, their green flavor turning smoky rather than hot. Ground chicken cooked with cumin and chili powder fills them out, while zucchini and quartered cherry tomatoes keep the mixture juicy. Diced avocado tossed in lime goes on cold at the very end, with cilantro torn over the top.
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Why You'll Love This Recipe

This is a hearty, hands-on dinner for anyone who wants something warm and satisfying without a heavy, starchy base. Whole poblano peppers become the vessel, so the plate is built almost entirely from vegetables and protein. It is colorful and a little bit festive, but simple enough for a weeknight, and it comes together in one skillet and one baking sheet. Poblanos are also the mild end of the chile shelf, which means the heat here is a background warmth rather than something that will divide the table.

The poblanos roast on their own before they are filled. Poblanos have thick, sturdy walls, and giving them a head start in the oven softens them and mellows their raw, grassy edge into something deeper and sweeter. Cooking the filling separately means the chicken browns properly and the cumin and chili powder toast into the meat, rather than steaming inside a raw pepper. When the two come back together for the final bake, the pepper finishes tenderizing while the flavors marry.

The dish is filling in a way that lasts, thanks to protein-rich ground chicken and a generous amount of fiber from the peppers, zucchini, tomatoes, and avocado. The avocado, tossed with lime at the end, adds a cool, creamy contrast to the warm, spiced filling, and the fresh cilantro keeps every bite bright. It feels indulgent while leaning heavily on whole vegetables and good fats.

Roasted poblanos filled with cumin-spiced ground chicken and vegetables, topped with fresh avocado and lime. Save
Prep: 20 minsCook: 30 minsTotal: 50 minsMakes: 4 servingsServing: 2 stuffed poblano halves with avocado

Ingredients

Serves4Amounts change with the number. The nutrition panel is per serving, so it stays the same.
  • 4 large poblano peppers, halved and seeded
  • 3/4 lb ground chicken
  • 1 small zucchini, finely diced
  • 3/4 cup cherry tomatoes, quartered
  • 1/2 small onion, diced
  • 2 cloves garlic, minced
  • 2 tsp ground cumin
  • 1 1/2 tsp chili powder
  • 1 avocado, diced
  • 3 tbsp chopped fresh cilantro
  • 1 tbsp lime juice
  • 2 tbsp avocado oil
  • 1/2 tsp salt

Instructions

  1. Roast the poblanos: Preheat the oven to 400°F (200°C). Halve the poblano peppers lengthwise and pull out the seeds and white membranes. Brush the peppers all over with avocado oil, arrange them cut-side down on a baking sheet, and roast for 12 minutes, until the skins wrinkle and the flesh softens. Turn them cut-side up and set the sheet aside while you make the filling.
  2. Prep the vegetables and aromatics: While the peppers roast, dice the onion, mince the garlic, finely dice the zucchini, and quarter the cherry tomatoes. Chop the fresh cilantro and set it aside for serving.
  3. Cook the filling: Heat avocado oil in a skillet over medium heat. Add the onion and cook, stirring, for 3 minutes until it softens and turns translucent. Add the garlic and zucchini and cook another 3 minutes. Add the ground chicken, breaking it up with a spoon, and cook for about 5 minutes until it is no longer pink and lightly browned.
  4. Season the filling: Stir the ground cumin, chili powder, and salt into the chicken so the spices coat everything evenly. Add the quartered cherry tomatoes and cook 2 minutes more, until the tomatoes just begin to slump and release their juices. Taste and adjust the salt.
  5. Stuff and bake: Spoon the warm filling into the roasted poblano halves, mounding it slightly. Return the sheet to the oven and bake for 12 minutes, until the filling is hot throughout and the peppers are fully tender and easily pierced with a knife.
  6. Top and serve: Dice the avocado and gently toss it with the lime juice and a pinch of salt so it stays bright and does not brown. Spoon the avocado over the hot stuffed poblanos and garnish with the chopped cilantro. Serve right away.
Nutrition Facts
4 servings per recipe
Serving size2 stuffed poblano halves with avocado
Calories280
% Daily Value*
Total Fat 19g24%
Saturated Fat 3g17%
Trans Fat 0g
Cholesterol 56mg19%
Sodium 370mg16%
Total Carbohydrate 13g5%
Dietary Fiber 5g19%
Total Sugars 5g
Includes 0g Added Sugars 0%
Protein 18g
Vitamin D 0.1mcg0%
Calcium 52mg4%
Iron 2.6mg14%
Potassium 736mg16%
* Percent Daily Values are based on a 2,000 calorie diet. Values are computed from USDA FoodData Central and are estimates. Per serving (2 stuffed poblano halves with avocado).

Variations

  • Smoky heat: Swap the chili powder for chipotle powder, or add a minced chipotle, for a deeper, smokier warmth that plays off the roasted poblanos.
  • Turkey filling: Use ground turkey in place of the ground chicken for a filling with a slightly richer, meatier flavor; the cooking method stays exactly the same.
  • Extra vegetables: Fold finely diced mushrooms or bell pepper into the skillet with the zucchini to stretch the filling and add more texture and moisture.
  • Green herb finish: Blend the cilantro with lime juice, avocado oil, and a little water into a loose sauce and drizzle it over the top in place of chopped cilantro, for a fresher, saucier plate.
  • Charred and peeled: Instead of oven-roasting the halves, char whole poblanos under the broiler until blackened, steam them in a covered bowl, and slip off the skins for a softer, smokier pepper before stuffing.

Storage & Leftovers

Store leftover stuffed poblanos in an airtight container in the refrigerator for up to 3 days. Keep the avocado topping separate and add it fresh, since diced avocado does not hold well overnight even with lime.

To reheat, place the stuffed peppers on a baking sheet and warm in a 350°F (175°C) oven until heated through, about 10 to 15 minutes; this keeps the peppers tender without turning them soggy. A microwave works in a pinch but softens the pepper walls more. Dice and dress fresh avocado just before serving.

To get ahead, cook and season the chicken filling up to 2 days in advance and refrigerate it, and roast the poblanos the day before. When you are ready to eat, stuff the peppers and do the final bake, then top with freshly tossed avocado and cilantro.

Notes & Tips

A few notes from my kitchen to help you get tender peppers, a well-seasoned filling, and the best texture from the avocado on top.
  • Choose firm, flat-sided peppers: Pick poblanos that are large, glossy, and as flat-sided as possible; they sit steadily on the baking sheet and hold the filling without tipping and spilling.
  • Wear gloves if you are sensitive: Poblanos are usually mild, but heat varies pepper to pepper. If you handle a lot of them or have sensitive skin, wear gloves while seeding and wash your hands before touching your eyes.
  • Drain if the filling looks wet: Cherry tomatoes and zucchini release water as they cook. If the skillet looks soupy before stuffing, let it bubble an extra minute or spoon off excess liquid so the peppers do not get watery.
  • Dress the avocado last: Toss the avocado with lime juice only right before serving. The acid keeps it green for a while, but diced avocado is best fresh and turns soft if it sits.
  • Adjust the spice to taste: Taste the filling after the cumin and chili powder go in. Bump up the chili powder for more warmth, or add a squeeze of extra lime at the table to brighten everything.
  • Double the batch easily: This scales well for meal prep. Cook a larger batch of filling at once, and roast the peppers on two sheets, rotating them halfway so they soften evenly.

Nutrition & Mindful Eating

Roasting poblanos until their skins blister gives you a pepper that is smoky and gentle rather than fiery, and a filling of spiced ground chicken, zucchini and tomatoes settles into that shell beautifully.
  • The pepper and its filling cook into each other. The poblano goes silky and smoky in the oven, the ground chicken and zucchini soak up the cumin and chili powder, and the cherry tomatoes burst and run their juice through the whole thing.
  • Poblanos are the point of this recipe. They are broad enough to hold a real amount of filling, their heat is warming rather than sharp, and roasting concentrates their flavor while leaving plenty of the vitamin C they carry.
  • Ground chicken is mild and takes seasoning readily, which is what you want inside a pepper with this much character of its own. Its protein is most of the reason two stuffed halves eat like a proper dinner.
  • Zucchini grated into the filling keeps it moist through a long bake, and the cherry tomatoes give it acidity and pockets of juice. Cooking those tomatoes in oil is what makes their lycopene easier for your body to use.
  • Cumin, chili powder and garlic bloom in the hot oil before the chicken goes in, and that is where the depth comes from. Lime juice and cilantro at the end, with cool avocado spooned over, lift the whole plate.
  • As you eat, take note of how the blistered skin gives way under the fork and how the lime cuts straight through the smoke, and let this be a dinner you actually sit down for.

Frequently Asked Questions

How spicy are poblano peppers in this dish?

Poblanos are mild, much gentler than a jalapeño, with a rich, slightly earthy flavor. Roasting them softens their bite further, so the finished dish is warm and savory rather than fiery. Most of the seasoning heat comes from the chili powder, which you can scale up or down.

Can I make these ahead for meal prep?

Yes. Cook the seasoned chicken filling and roast the peppers a day or two in advance and refrigerate them separately. Stuff and do the final bake when you are ready to eat, and always add the lime-tossed avocado and cilantro fresh, since avocado does not keep well.

My peppers turned out watery. What happened?

The zucchini and cherry tomatoes give off liquid as they cook. If the filling looks loose in the skillet, let it simmer an extra minute or spoon off the excess before stuffing, and make sure the peppers roast long enough on their own so they are not releasing extra moisture during the final bake.

How do I keep the avocado topping from browning?

Dice the avocado just before serving and toss it with the lime juice and a pinch of salt, which slows browning. Spoon it on right as the peppers come out of the oven rather than in advance, and store any extra separately from the hot peppers.