Cheesy Taco Stuffed Peppers

Cheesy Taco Stuffed Peppers

When the foil comes off, the peppers have softened in a little cloud of steam, while the cheese on top is still pale and glossy. That’s the moment these Cheesy…

By Willow • • Reading time: 9 min
Tip: save now, cook later.

When the foil comes off, the peppers have softened in a little cloud of steam, while the cheese on top is still pale and glossy. That’s the moment these Cheesy Taco Stuffed Peppers start to look like dinner: tender bell peppers filled with beef, tomato sauce, and rice, with a melted cheese cap.

I like this method because the filling gets cooked before it goes into the peppers, so the beef is browned and seasoned instead of relying on the oven to do everything. The rice goes in after the skillet comes off the heat, and the covered bake gives the peppers time to soften without drying out the filling. Then the uncovered finish melts the cheese and lets the tops take on a little color. Give them five minutes to rest before serving, and they’re much easier to lift out without spilling the filling.

Cheesy Taco Stuffed Peppers with beef rice filling
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Kitchen Note

Let the stuffed peppers rest for five minutes after baking. The filling settles during that short pause, so it’s less likely to tumble out when you lift a pepper onto a plate.

Save these Cheesy Taco Stuffed Peppers for a cozy dinner: seasoned beef and rice tucked into tender peppers under melted cheese.

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Why These Peppers Need Both a Covered Bake and an Uncovered Finish

A stuffed pepper has two different jobs to do in the oven: the pepper needs to soften, and the cheese needs to melt without drying out the filling. Covering the baking dish tightly traps steam from the water around the peppers. That gentle, moist heat works on the pepper walls while the cooked filling warms through.

If you skip the water or leave the dish uncovered for the full bake, the peppers can stay firm at the edges while the exposed filling dries. The water belongs in the dish around the peppers, not stirred into the filling. It creates steam without thinning the tomato-seasoned beef and rice inside.

The foil comes off for the final stretch, once the peppers have had time to soften. That gives the cheese a chance to melt directly over the filling instead of staying trapped under foil. Watch the peppers themselves, not just the cheese: they’re ready when tender, with the topping melted across the tops.

What the Beef, Rice, and Pepper Each Bring to the Filling

Cheesy Taco Stuffed Peppers with melted cheese topping
  • Ground beef — The 85% lean beef gives the filling enough richness to stay satisfying, without being as fatty as a higher-fat grind. Break it into small pieces as it browns so it mixes evenly with the sauce and rice.
  • Taco seasoning and tomato sauce — The seasoning brings the familiar taco spices, while canned tomato sauce coats the beef and helps the filling stay moist. Use plain tomato sauce rather than a chunky tomato product; the smooth texture is easier to spoon into the peppers.
  • Cooked white rice — The rice makes the filling hearty and helps it hold together in the pepper. It needs to be cooked before it goes into the skillet; dry rice won’t cook through in this filling during the pepper bake.
  • Large bell peppers — Bigger peppers give you room for a generous amount of filling and stand upright more easily in the baking dish. Choose peppers that sit steadily, since a wobbly pepper is harder to fill without tipping.
  • Shredded Mexican-blend cheese — The blend gives the tops a creamy, even melt. Freshly opened packaged shredded cheese is convenient here; spread it over the filling rather than packing it tightly, so it melts across the whole top.

Brown the Beef First, Then Let the Oven Soften the Peppers

Soften the Onion Before the Beef Goes In

Heat the vegetable oil in a 12-inch skillet over medium heat, then add the finely chopped onion. Cook for three to four minutes, stirring, until the pieces soften. If the onion starts browning before it softens, lower the heat rather than letting it scorch. You want it tender enough to blend into the filling, not crisp at the edges.

Brown the Beef Until No Pink Remains

Add the ground beef and break it up with a spoon as it cooks. Give it six to eight minutes, stirring and breaking up any large clumps, until browned and it reaches 160°F. Large chunks can look done on the outside before the center is cooked, so break them down as you go. The browned beef should be in small, even pieces before you add the seasoning.

Coat the Beef, Then Fold in the Rice

Stir the taco seasoning and tomato sauce into the browned beef, then let the mixture simmer for two minutes. The sauce should coat the meat rather than pool separately in the pan. Take the skillet off the heat before stirring in the cooked white rice, folding until the grains are evenly distributed. Leaving the rice until this point keeps it from breaking down as the beef simmers.

Fill the Peppers and Bake Until Tender

Heat the oven to 375°F, cut the tops off the peppers, and remove their seeds and membranes. Stand them upright in a 9×13-inch baking dish, spoon in the filling, and cover each top with shredded cheese. Pour the water around the peppers, cover the dish tightly with foil, and bake for 35 minutes; then remove the foil and bake for 10 to 15 minutes more, until the peppers are tender and the cheese is melted. If a pepper still feels firm, use its tenderness as your cue rather than pulling the dish out just because the cheese has melted.

Simple Ways to Adapt the Peppers Without Losing Their Taco Filling

Choose a different bell pepper color

Red, orange, and yellow bell peppers all work in place of green ones. The filling and bake stay the same, while the pepper’s flavor shifts a little sweeter as you move toward red. Keep the peppers large so they still hold a full portion of filling.

Make the taco seasoning gluten-free

Use a 1-ounce packet of taco seasoning that is labeled gluten-free instead of a standard packet. The filling keeps its taco flavor, though the spice balance can vary from one blend to another. The rest of the ingredients and the cooking method stay unchanged.

Storage and Reheating

  • Refrigerator: Store cooled peppers in a covered container for 3 to 4 days. The peppers soften further in storage, but the filling stays together.
  • Freezer: Freeze fully cooled peppers in an airtight container for up to 3 months. Thaw them in the refrigerator before reheating; the pepper texture will be softer than when freshly baked.
  • Reheating: Reheat covered in the microwave or oven until steaming hot throughout. Don’t reheat uncovered for too long, or the filling can dry out before the center is hot.

The Questions That Come Up While Making Taco Stuffed Peppers

Can I make the filling ahead of time?+

Yes. Cook the beef mixture, stir in the rice, and refrigerate the filling separately from the peppers. Spoon it into the peppers when you’re ready to bake, and allow for the filling to warm through in the oven.

Can I use uncooked rice in the filling?+

No. Use cooked white rice. The liquid in the filling and the water around the peppers aren’t intended to cook dry rice, so uncooked grains would stay firm while the peppers bake.

How do I keep the peppers from tipping over?+

Pick peppers with a steady base and arrange them upright in the 9×13-inch baking dish before filling. If they lean, shift them closer together so they support one another. The sides of the dish also help keep them in place during baking.

Why are my peppers still firm after the cheese has melted?+

Pepper thickness varies, and melted cheese doesn’t always mean the pepper is tender. If the sides still feel firm, return the dish to the oven until the peppers soften. The water and tightly sealed foil help them finish cooking without exposing the filling for the whole bake.

Cheesy Taco Stuffed Peppers

Cheesy taco stuffed peppers are filled with seasoned ground beef, tomato sauce, and white rice, then baked until tender. A layer of melted Mexican-blend cheese finishes this easy oven-baked dinner.
Prep Time 15 minutes
Cook Time 1 hour
resting 5 minutes
Total Time 1 hour 20 minutes
Servings: 4 servings
Course: Dinner
Cuisine: Tex-Mex
Calories: 550

Ingredients
  

For the filling
  • 1 tbsp vegetable oil
  • 1 yellow onion small, finely chopped
  • 1 lb ground beef 85% lean
  • 1 packet (1 oz) taco seasoning
  • 1 can (8 oz) tomato sauce
  • 1 cup white rice cooked
For the peppers
  • 4 bell peppers large
  • 0.5 cup water
For the topping
  • 1.5 cups Mexican-blend cheese shredded

Equipment

  • 1 12-inch skillet
  • 1 9x13-inch baking dish

Method
 

Make the filling
  1. Heat the oil in a 12-inch skillet over medium heat.
  2. Add the onion and cook for 3 to 4 minutes, stirring, until softened.
  3. Add the ground beef and cook for 6 to 8 minutes, breaking it up with a spoon, until browned and it reaches 160°F.
  4. Stir in the taco seasoning and tomato sauce, then simmer for 2 minutes.
  5. Take the skillet off the heat and stir in the rice.
Prepare the peppers
  1. Heat the oven to 375°F.
  2. Cut the tops off the bell peppers and remove the seeds and membranes.
  3. Arrange the peppers upright in a 9x13-inch baking dish.
Assemble and bake
  1. Spoon the filling into the peppers.
  2. Top the peppers with the cheese.
  3. Pour the water into the baking dish around the peppers and cover the dish tightly with foil.
  4. Bake for 35 minutes.
  5. Remove the foil and bake for 10 to 15 minutes, until the peppers are tender and the cheese is melted.
  6. Let the peppers rest for 5 minutes before serving.

Notes

For tender peppers with less crunch, make sure they sit upright in the water while baking. Refrigerate leftovers in an airtight container for 3 to 4 days; freezing is suitable. For a lower-carb option, swap the cooked white rice for cauliflower rice.
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