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Home » Slow Cooker

Crockpot Stuffed Pepper Casserole

Published: Jun 13, 2024 by Kristina Tipps · This post may contain affiliate links for which I earn a small commission.

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You'll love this easy Slow Cooker Stuffed Pepper Casserole Recipe for how delicious, simple and quick it is to make. From preparation to serving, this dump and go dinner is nearly hands-off and makes a great one-pot meal for busy and lazy days alike.

crockpot stuffed pepper casserole in a white place
Table Of Contents
  • Why This Recipe Works
  • Ingredients
  • Step-By-Step Instructions
  • Chef's Tips
  • How To Store
  • Recipe FAQs
  • Recipe
  • Recipe Reviews

Full of chopped peppers, ground beef, rice and a blend of flavorful seasonings and sauce, Crockpot Stuffed Pepper Casserole makes a great dinner for anyone wanting to take a stuffed pepper dinner and make it even easier. My recipe is based on my family's "secret" recipe for Middle Eastern stuffed peppers. Ground beef or lamb, rice and green bell peppers are slow cooked in an irresistible sweet and savory sauce made from tomatoes, garlic, mint and pomegranate molasses.

I've made my stuffed peppers in my Instant Pot and even turned them into a stuffed pepper soup. But this unstuffed pepper casserole is one of my favorites for how simple it is to prepare and how flavorful the dinner is. I've also turned my stuffed cabbage recipe into a crockpot unstuffed cabbage roll casserole for the same reasons, and I think you'd love that too!

Why This Recipe Works

  • The ground beef, parboiled rice and green peppers have the same cook time, so no ingredient becomes overcooked or will be undercooked when the time is up.
  • It's a total dump and go meal - nothing needs to be precooked!
  • The combination of herbs, seasonings and molasses create a fantastic tasting sauce with a unique flavor that you won't find outside of Middle Eastern cooking.
closeup of stuffed pepper casserole in a white plate

Ingredients

  • Ground beef: or ground lamb.
  • Parboiled rice: use long grain parboiled rice for the best outcome.
  • Green bell peppers: for a slightly different flavor, use a combination of colorful bell peppers like I do in my crockpot pepper steak.
  • Garlic: minced garlic is perfect but roasted garlic is great too.
  • Sauce: plain tomato sauce, crushed tomatoes, pomegranate molasses and water.
  • Seasonings: allspice, mint, salt and black pepper.

Step-By-Step Instructions

This simple slow cooker stuffed pepper casserole is made in just a few steps.

  1. Combine the ground beef or lamb, parboiled rice and allspice in the slow cooker. Mix well. Add chopped bell peppers.
  2. In a large mixing bowl, combine the water, crushed tomatoes, tomato sauce, pomegranate molasses, minced garlic, dried mint leaves, salt and pepper. Stir well and pour over the rice, meat and pepper mixture. Push down the ingredients to submerge them into the sauce as much as possible.
  3. Cover and set the slow cooker to low for 3 hours.
  4. When done, remove the casserole immediately to a serving dish or storage container to avoid overcooking the rice. Serve warm with pita bread and hummus.
ground lamb and peppers in a crockpot

beef, rice, peppers and sauce in a slow cooker

bell peppers, ground beef, rice, tomato sauce, mint and allspice in a slow cooker

unstuffed pepper casserole in a crockpot

Chef's Tips

  1. For crispier peppers, cut them into large pieces. For softer peppers, dice them into small pieces.
  2. If you like to sear the meat before slow cooking, you can combine it with the rice and allspice, then sear over medium heat for a few minutes before adding to the crockpot in step 1.

How To Store

Crockpot stuffed pepper casserole should be stored in an airtight container in the refrigerator for up to 7 days. It can be frozen for up to 6 months and thawed in the fridge overnight. Reheat in the microwave, oven, or on the stovetop until warmed through.

crockpot stuffed pepper casserole in a white plate

Recipe FAQs

Can I Use The High Setting?

I don't recommend cooking this recipe on high. Rice is best cooked on low, and using the high setting will overcook it.

Can I Use A Different Rice or Grain?

You shouldn't substitute the parboiled rice with another type of rice or grain. The cooking time and amount of liquid needed to cook the rice in the recipe is designed specifically for using parboiled rice.

What Can I Use Instead of Pomegranate Molasses?

While there is no direct substitute, you can try using honey, a combination of lemon juice and sugar or date syrup.

If you enjoyed this recipe, make sure to give it a star rating and let me know what you thought in the comments! And follow me on Facebook, Pinterest and Instagram for more delicious recipes!

Recipe

unstuffed pepper casserole in a white plate

Crockpot Stuffed Pepper Casserole

Kristina Tipps
You'll love this easy Slow Cooker Stuffed Pepper Casserole Recipe for how delicious, simple and quick it is to make. From preparation to serving, this dump and go dinner is nearly hands-off and makes a great one-pot meal for busy and lazy days alike.
5 from 11 votes
Bookmark RecipeSaved!
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Prep Time 10 minutes minutes
Cook Time 3 hours hours
Total Time 3 hours hours 10 minutes minutes
Course Main Course
Cuisine American, Middle Eastern
Servings 8
Calories 295 kcal

Equipment

  • slow cooker

Ingredients

  • 1 lb ground beef or ground lamb
  • 1 cup parboiled white rice uncooked
  • 1 tablespoon allspice
  • 3 large green bell peppers chopped
  • 1 cup crushed tomatoes or
  • 2 cups water
  • 3 cups plain tomato sauce
  • 3 tablespoon pomegranate molasses
  • 6 cloves garlic minced
  • 3 tablespoon dried mint
  • 2 teaspoon salt
  • ½ teaspoon black pepper

Instructions
 

  • Combine the ground beef or lamb, parboiled rice and allspice in the slow cooker. Mix well. Add chopped bell peppers.
  • In a large mixing bowl, combine the water, crushed tomatoes, tomato sauce, pomegranate molasses, minced garlic, dried mint leaves, salt and pepper. Stir well and pour over the rice, meat and pepper mixture. Push down the ingredients to submerge them into the sauce as much as possible.
  • Cover and set the slow cooker to low for 3 hours.
  • When done, remove the casserole immediately to a serving dish or storage container to avoid overcooking the rice. Serve warm with pita bread and hummus.

Notes

Pomegranate molasses gives the sauce a subtly sweet taste. You can make it homemade or find it in the ethnic food section of grocery stores. If it isn't readily available near you, it can be found online.
Tip 1: For crispier peppers, cut them into large pieces. For softer peppers, dice them into small pieces.
Tip 2: If you like to sear the meat before slow cooking, you can combine it with the rice and allspice, then sear over medium heat for a few minutes before adding to the crockpot in step 1.
Storing: Crockpot stuffed pepper casserole should be stored in an airtight container in the refrigerator for up to 7 days. It can be frozen for up to 6 months and thawed in the fridge overnight. Reheat in the microwave, oven, or on the stovetop until warmed through.

Nutrition

Serving: 8ozCalories: 295kcalCarbohydrates: 33gProtein: 14gFat: 12gSaturated Fat: 5gPolyunsaturated Fat: 1gMonounsaturated Fat: 5gTrans Fat: 1gCholesterol: 40mgSodium: 1104mgPotassium: 679mgFiber: 4gSugar: 9gVitamin A: 759IUVitamin C: 60mgCalcium: 67mgIron: 3mg
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Comments

    5 from 11 votes (8 ratings without comment)

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    Recipe Rating




  1. Anonymous says

    June 18, 2024 at 1:35 am

    5 stars
    My family loved this recipe! We can't wait to make it again.

    Reply
  2. Anonymous says

    June 17, 2024 at 1:29 am

    5 stars
    I made a few modifications, but it still turned out wonderful.

    Reply
  3. Paula V. says

    June 13, 2024 at 7:17 am

    5 stars
    Thank you for sharing this delicious recipe. It turned out great!

    Reply
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