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Home » Crock Pot Side Dish » Crock Pot Zucchini Casserole

Crock Pot Zucchini Casserole

Published: Mar 21, 2024 by Arlene Mobley · This post contains affiliate links. As an Amazon Associate, I earn from qualifying purchases.

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As the sun beams down and zucchini season hits its peak, there's no better way to celebrate the bounty of your garden or local farmers' market than with a delicious Zucchini Casserole.

This crock pot recipe not only makes use of fresh, in-season produce but also offers a convenient and cooler cooking method during those hot summer months.

The creamy, smoky, and herb-infused flavor notes of this casserole make it a standout dish. Plus, using a slow cooker means you can enjoy more of your summer days without being tied to the kitchen.

Verticle featured image of Zucchini Casserole served in an oval serving bowl.

Why You Will Love This Recipe

Busy schedules don't pause for summer, making it a challenge to prepare homemade meals. However, this crock pot zucchini casserole recipe is a game-changer.

It's ideal for anyone looking to whip up a nutritious and tasty side dish without spending hours in the kitchen. Whether you're planning a family dinner, a backyard BBQ, or need a dish to bring to a potluck, this recipe fits the bill perfectly.

The ease of slow cooking allows for a set-it-and-forget-it approach, giving you back valuable time. Moreover, the flavors meld beautifully over the cooking time, creating a dish that's both comforting and delicious.

Have a bunch of yellow squash you need to use? Try my Crock Pot Yellow Squash Casserole.

Cooking with Seasonal Produce

Leveraging seasonal produce in your recipes not only infuses fresh flavors but also ensures you're enjoying fruits and vegetables at their peak nutritional value.

Whether it's incorporating fresh zucchini or sweet summer squash, seasonal produce recipes elevate the taste and nutritional profile of your dishes, making every bite a celebration of the season's best offerings.

Check out my list to find out what produce is in season every month of the year.

Zucchini Casserole Ingredients

Below is a quick look at the ingredients and directions. You can find the entire ingredient amounts and step by step directions in the recipe card below. P. S. You can also save your favorite recipes to your personal recipe box! ⬇️

Zucchini Casserole ingredients premeasured in bowls.

Ingredients and Their Roles:

  • Fresh Zucchini: The star of the show, providing a mild, slightly sweet flavor and a plethora of nutrients.
  • Diced Onion & Sliced Celery: These add a depth of flavor and a nice crunch.
  • Minced Garlic: Adds a punch of flavor, enhancing the overall taste profile.
  • Melted Butter: Gives the stuffing mix a rich, moist texture.
  • Boxed Herb Stuffing Mix: Offers an herbaceous note and acts as a thickener and binder for the casserole.
  • Cream of Celery Soup or Mushroom Soup: Creates a creamy base that brings all the components together.
  • Smoked Gouda Cheese: Adds a layer of smoky, creamy goodness, elevating the dish.

👇See the step by step directions below!

Recipe Prep

Prep Work: Begin by slicing your fresh zucchini into quarter-inch slices. Follow by slicing the celery, dicing the onion, and mincing the garlic. Shred the smoked Gouda cheese and set aside.

Step by Step Directions

  • Step 1: Stuffing Mix Preparation: In a medium mixing bowl, combine the stuffing mix with the melted butter. Reserve 1 cup for topping and set aside.
A bowl with herb stuffing mix and butter poured over.
  • Step 2: Creating the Base: In a large mixing bowl, blend the cream soup with onions, celery, minced garlic, salt, and pepper. Stir in 1 cup of Gouda and the larger portion of the stuffing mix until well combined. The mixture should be thick.
4 step images of mixing the casserole base sauce in a bowl.
  • Step 3: Combining with Zucchini: Place the sliced zucchini in a 7- or 8-quart slow cooker. Pour the soup mixture over the zucchini, folding gently to incorporate.
Sliced zucchini in a crock pot covered with casserole sauce ingredients.
  • Step 4: Slow Cooking: Cover the crock pot and cook on low for 4 hours, or until the zucchini is tender.
  • Step 5: Final Touches: Once tender, sprinkle the reserved stuffing and remaining Gouda over the top. Cover again until the cheese melts, then serve warm.
Cooked zucchini with cheese and stuffing mix sprinkled over top.

Recipe FAQs

Can I use yellow squash instead of zucchini?

Yes, yellow squash can be used interchangeably with zucchini in this recipe.

Is it necessary to peel the zucchini?

No, peeling is not required. The skin adds color, texture, and nutrients.

Can I make this recipe ahead of time?

Yes, you can assemble the ingredients in the crock pot insert and store it in the refrigerator overnight. Begin cooking it the next day according to the recipe instructions.

Optional Add-Ins

Consider adding these for an extra burst of flavor:

  • Diced bell peppers
  • Sliced mushrooms
  • Cooked bacon bits
  • Fresh herbs (like parsley or thyme)

Perfect Pairings

Serve this casserole with:

  • BBQ's Ribs
  • Grilled chicken or fish
  • Roasted pork tenderloin
  • A fresh green salad
  • Garlic bread

Storing and Reheating Leftovers

  • Leftovers: Store leftovers in an airtight container in the refrigerator for up to 3 days.
  • Freezing leftovers: While freezing is possible, the texture of the zucchini may change upon thawing and reheating. For best results, reheat in the microwave or oven until thoroughly warm.

Helpful Cooking Tools

Using the right tools is just as important as using the right ingredients. Make sure your recipes turn out perfect every time.

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📌Pro Slow Cooking Tips

  • Don't skimp on the prep - slicing the zucchini uniformly ensures even cooking.
  • Experiment with the cheese - while Gouda is recommended, other cheeses like cheddar can also work well.
  • Keep an eye on the cooking time - slow cookers vary, so adjust accordingly.
  • Stir gently when combining ingredients to keep the zucchini intact.
  • Use a slow cooker liner for easy cleanup.
  • Taste and adjust seasoning before serving, if necessary.
Individual casserole bowl of zucchini and stuffing casserole.

A Must-Try Recipe for Your Next Dinner

This Crock Pot Zucchini Casserole is not just a dish; it's a summer sensation that brings comfort, flavor, and nutrition to your table with minimal effort.

Perfect for any occasion, it's sure to become a staple in your recipe collection.

More Casserole Recipes

More easy casserole recipes for you to try.

  • Chicken Artichoke Casserole on a blue plate.
    Crock Pot Chicken Artichoke Casserole
  • Grilled Corn Casserole in a single serving dish.
    Grilled Corn Casserole
  • Buffalo Ranch Chicken Casserole on a dinner plate
    Crock Pot Buffalo Ranch Chicken Casserole
  • featured image for the Chicken Noodle Casserole recipe. A dinner plate with a serving of chicken noodle casserole.
    Chicken Noodle Casserole

⭐Leave a Star Rating

Have you tried the recipe? Leave a star rating in the recipe card below to let me know how the recipe turn out.

Email questions or recipe requests to flouronmyface@gmail.com. Follow me on Pinterest, YouTube, Instagram and Facebook.

Mini casserole dish with a serving of zucchini casserole made in the crock pot.

Crock Pot Zucchini Casserole

Arlene Mobley - Flour On My Face
Indulge in the warm, comforting flavors of Crock Pot Zucchini Casserole, a creamy blend of fresh zucchini and rich Gouda cheese. A perfect spring or summer side dish served on busy weeknights, summer BBQ's or a family dinner, this easy-to-make zucchini recipe combines the tender goodness of this favorite summer garden vegetable with the indulgent melt-in-your-mouth flavor of Gouda for a memorable side dish.
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Prep Time 15 minutes mins
Cook Time 4 hours hrs
Total Time 4 hours hrs 15 minutes mins
Course Side Dish
Cuisine American
Servings 8 Servings
Calories 369 kcal

Ingredients  

  • 2 lbs. Zucchini (rinsed and sliced 6 cups sliced)
  • 1 cup diced onion
  • ½ cup sliced celery
  • 1 tablespoon minced garlic
  • ½ cup melted butter
  • 6 oz. Box Savory Herb stuffing mix (divided)
  • 2 cans cans cream celery soup or mushroom soup (10.5 oz cans)
  • 8 oz. shredded smoked gouda cheese (divided)
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Instructions 

Recipe Prep

  • Begin by slicing your fresh zucchini into quarter-inch slices. Follow by slicing the celery, dicing the onion, and mincing the garlic. Shred the smoked Gouda cheese and set aside.

Assemble Zucchini Casserole

  • In a medium mixing bowl, combine the stuffing mix with the melted butter. Reserve 1 cup for topping and set aside
  • In a large mixing bowl, blend the cream soup with onions, celery, minced garlic, salt, and pepper. Stir in 1 cup of Gouda and the larger portion of the stuffing mix until well combined. The mixture should be thick.
  • Place the sliced zucchini in a 7- or 8-quart slow cooker. Pour the soup mixture over the zucchini, folding gently to incorporate.
  • Cover the crock pot and cook on low for 4 hours, or until the zucchini is tender.
  • Once tender, sprinkle the reserved stuffing and remaining Gouda over the top. Cover again until the cheese melts, then serve warm.

Recipe Expert Tips

  • Don't skimp on the prep - slicing the zucchini uniformly ensures even cooking.
  • Experiment with the cheese - while Gouda is recommended, other cheeses like cheddar can also work well.
  • Keep an eye on the cooking time - slow cookers vary, so adjust accordingly.
  • Stir gently when combining ingredients to keep the zucchini intact.
  • Use a slow cooker liner for easy cleanup.
  • Taste and adjust seasoning before serving, if necessary.

Nutrition

Serving: 1ServingCalories: 369kcalCarbohydrates: 28gProtein: 12gFat: 24gSaturated Fat: 13gPolyunsaturated Fat: 2gMonounsaturated Fat: 6gTrans Fat: 0.5gCholesterol: 71mgSodium: 1031mgPotassium: 510mgFiber: 3gSugar: 7gVitamin A: 985IUVitamin C: 22mgCalcium: 274mgIron: 2mg
Tried this recipe?Share a picture on Instagram and tag @flouronmyface2

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About Arlene Mobley

Arlene Mobley author of Flour On My Face-a Food & Lifestyle website helping busy families get dinner on the table by serving easy recipes every week.

Reader Interactions

Comments

  1. Joy McDonald

    April 04, 2024 at 5:42 am

    This looks like a simple but delicious recipe, perfect for excess zucchini... I'm going to try this one soon! I will be featuring your post this week! #HomeMattersParty

    Reply
  2. Joanne

    March 29, 2024 at 11:36 am

    That sounds delicious!

    Reply

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Hi, I'm Arlene Mobley the cook & photographer here at Flour On My Face. I have been cooking for my family for over 40 years. I love sharing recipes to help busy families get dinner on the table.

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