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May 24, 2024

Blue Ridge Mountain Casserole

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Blue Ridge Mountain Casserole–a creamy, cheesy broccoli and cauliflower side dish that you can make in the slow cooker or Instant Pot.

slow cooker broccoli and cauliflower casserole

Blue Ridge Mountain Casserole

I am a fan of all the broccoli casseroles in this world. They just remind me of my childhood. This recipe is super quick and easy and can be made in your slow cooker or Instant Pot. It’s got a creamy sauce made with cream and sour cream and then a bit of cheese to finish it off for good measure 🙂

This recipe is adapted from dillard house broccoli casserole on Blue Ridge Country.

Ingredients/Substitution Ideas

  • Butter–or 1 Tbsp olive oil
  • Onion
  • Heavy cream–or half and half
  • Sour cream
  • Black pepper
  • Kosher salt
  • Garlic powder
  • Frozen broccoli
  • Frozen cauliflower
  • Cheddar cheese–or another type of cheese like parmesan, colby, pepperjack

Steps

Heat a pan over medium high heat. Add in the butter and let it melt. Add in the onion and saute for 5 minutes. Turn heat to low.

Stir in the cream, sour cream, pepper, salt and garlic powder. Transfer to the slow cooker.

Fold in the broccoli and cauliflower. Coat it in the sauce.

Cover slow cooker and cook on high for 1 hour. 

Sprinkle cheese on top and serve. 

slow cooker broccoli and cauliflower casserole

Notes/Tips

  • Serve as a side dish to any dinner like ham and potatoes.
  • This recipe is gluten-free.
  • I used my 6 quart ninja slow cooker. I like this slow cooker because it has a stovetop function on it which allows me to do the whole sauteeing step in the actual slow cooker instead of on the stove.
  • Store leftovers in an airtight container* in the refrigerator for up to 5 days or in the freezer for up to 3 months.
  • Other recipes you can make with heavy cream are Carolina casserole and Slow Cooker Creamy Tortellini, Spinach And Chicken Soup.
  • You can also pop this in the oven for 30 minutes at 350 degrees.
Did you know you can filter the recipes on my website to search by meat type, IP or Crockpot, low carb, gluten free, etc.? Use the filter to find exactly what you are looking for.
Blue Ridge Mountain Casserole
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Blue Ridge Mountain Casserole


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5 from 1 review

  • Author: 365 Days of Slow and Pressure Cooking
  • Prep Time: 15 minutes
  • Total Time: 15 minutes
  • Yield: 8 servings 1x
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Description

A creamy, cheesy broccoli and cauliflower side dish that you can make in the slow cooker or Instant Pot.


Ingredients

Scale
  • 2 Tbsp butter
  • 1/2 cup finely diced onion
  • 1/2 cup cream
  • 1/2 cup sour cream
  • 1 tsp black pepper
  • 1 1/2 tsp kosher salt
  • 1 tsp garlic powder
  • 1 (12 oz) bag frozen broccoli
  • 1 (12 oz) bag frozen cauliflower
  • 1/2 cup shredded cheddar cheese

Instructions

Slow Cooker Instructions:

  1. Heat a pan over medium high heat. Add in the butter and let it melt. Add in the onion and saute for 5 minutes. Turn heat to low. Stir in the cream, sour cream, pepper, salt and garlic powder. Transfer to the slow cooker.
  2. Fold in the broccoli and cauliflower. Coat it in the sauce.
  3. Cover slow cooker and cook on high for 1 hour. 
  4. Sprinkle cheese on top and serve. 

Instant Pot Instructions:

  1. Turn Instant Pot to saute setting (“normal”). When display says HOT add in the butter and let it melt. Add in the onion and saute for 5 minutes. Turn saute setting heat to “less”.  Stir in the cream, sour cream, pepper, salt and garlic powder. 
  2. Fold in the broccoli and cauliflower. Coat it in the sauce.
  3. Cover Instant Pot and cook on “more” slow cooker setting for 1 hour. 
  4. Sprinkle cheese on top and serve. 
  • Category: Side
  • Method: Instant Pot or Slow Cooker

More Sides…

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Bubbly and hot hashbrown potatoes enveloped in a creamy, cheesy sauce and topped with a buttery cornflake topping. You can make this casserole in the Instant Pot, Crockpot or in the oven.

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Broccoli, cauliflower and ham in a cheese sauce topped with crispy buttered panko bread crumbs. Make it in your Instant Pot or with the stove and oven.

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*Karen Petersen is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com.

7 Comments Filed Under: All Recipes, Gluten Free, Instant Pot, Low Carb, Meatless, Side Dish, Slow Cooker

Comments

  1. Kristy says

    December 18, 2024 at 2:41 pm

    Excellent recipe! I brought this to Christmas potluck at work and everyone just devoured my dish! This recipe could be converted to a soup as well. Shared the recipe with several coworkers. Huge hit!

    Reply
    • Karen says

      December 23, 2024 at 11:49 am

      so happy to hear your co-workers loved it!

      Reply
  2. Theresa Scott says

    June 10, 2024 at 9:39 am

    Is there a recipe for the oven option? Thus looks absolutely delicious and I would love to try it.

    Reply
    • Karen says

      June 12, 2024 at 2:11 pm

      I bet you could do it in the oven. Just do the first part with the onions and sauce on the stove in a big pan. Coat the vegetables in sauce. Bake in oven at 350 for 30 minutes or so

      Reply
  3. Kathy says

    May 25, 2024 at 4:46 pm

    Can the Blue Ridge Mountain casserole be doubled or tripled for a potluck?

    Reply
    • Instant Pot Gal says

      May 25, 2024 at 8:48 pm

      Kathy,
      This recipe can absolutely be doubled or tripled for a potluck 🙂

      Reply
    • Debra Allen says

      May 27, 2024 at 7:41 am

      rude

      Reply

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Hi, I’m Karen. I know that dinner time can be less than relaxing. Busy schedules and cranky kids and a hundred other things can lead to weariness when it comes to putting dinner on the table. I can help! I make homemade, family-friendly slow cooker and Instant Pot dinners and share the recipes with you.

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