If you’re a casserole fan, you have to try this recipe for Zucchini Casserole that’s 1 WW point per serving and oh-so-cheesy and flavorful with a crispy breadcrumb topping.

This casserole hits every mark, both in the flavor department and in the presentation department. It has gorgeous layers of fresh zucchini squash accompanied by feta and mozzarella cheese. There’s a seasoned custardy egg mixture that helps bind everything together. Then, on top, you have a classic Panko topping for the ultimate crunch-factor and golden-brown surface.

When I first made this recipe, I couldn’t believe it was only 1 point per serving! It almost seemed too good to be true because of how delicious it was. This cheesy casserole has an array of textures. The tender zucchini is to-die-for. And I personally love the texture of the baked feta crumbles; they become firmer as they bake. However, if you prefer the feta cheese to be softer, you can refrain from adding it until toward the end of cooking so that it’s more melty (or use it as a topping when serving!).

This baked zucchini casserole is very adjustable, so feel free to use the zucchini and egg mixture as a base and experiment with different seasonings or cheeses! But as for me? I’ll stick to this recipe since it’s delicious and savory and pairs with so many different foods.

Serving zucchini casserole
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Why You Should Try This Recipe

  • It’s the perfect side dish or light meal. This recipe is super versatile! Enjoy it as a side dish to your favorite grilled protein, or use it as a light meal and pair it with a piece of crusty bread.
  • Low-fat, high-protein. Per serving, this casserole contains 2.3g of fat and 13g of protein. It also has a good amount of fiber, iron, and potassium.
  • This casserole can be assembled in minutes! The hardest part is chopping the zucchini. After that, it’s just a bunch of layering, and then you can get to baking.

Recipe Overview

  • Serving Size: 1 slice (208g)
  • Number of Servings: 8
  • Time to Cook: 35 minutes
  • WW Points Per Recipe: 1 WW point per serving, 10 points for the entire recipe (Click here to view the recipe in the WW app. WW login is required)

Ingredients in WW Zucchini Casserole

  • 2 ½ lbs Zucchini
  • 3 Eggs
  • ½ cup Panko breadcrumbs, Japanese-style, plus more to taste
  • ¾ cup Fat-free mozzarella cheese, shredded
  • 5 oz Fat-free feta cheese, crumbled
  • ½ tsp Table salt, more to taste
  • ¼ tsp Black pepper, more to taste
  • 1 tsp Italian seasoning
  • 2 tbsp All-purpose flour
  • ¾ cup Nonfat plain Greek yogurt
Ingredients needed for zucchini casserole

Instructions for making WW Zucchini Casserole

  1. Preheat oven to 375F. Wash and Slice the zucchini into thin rings.
  2. In a bowl, combine the eggs, yogurt, flour, and seasonings. Mix until smooth.
  3. Grease a large casserole dish or 9×13 pan and layer about half of the zucchini in it. Try to make them as evenly spaced and flat as possible. Pour a little bit less than half of the egg mixture over the zucchini (it doesn’t have to cover every piece fully; it just binds the casserole so it doesn’t fall apart).
Zucchini and cheese in a baking dish

4. Sprinkle on half of the feta and mozzarella. Repeat this process for the next layer (the remaining zucchini, egg mixture, and cheese). Lastly, sprinkle the Panko breadcrumbs evenly over the top.

Zucchini casserole with panko on top

5. Bake the casserole, uncovered, for about 35 minutes or until the zucchini is fork-tender and the egg mixture is set. If the panko hasn’t browned to your liking, you can turn on the broiler for a minute and watch it closely until it’s perfectly golden.

Baked zucchini casserole

6. Allow to set for 10 minutes before cutting into it. Enjoy!

Variations and Substitutions

  • Using other Squash: To make squash zucchini casserole, you can use half yellow squash with this recipe. It tastes just as delicious and gives the dish even more color!
  • For a Creamy Casserole: This old-fashioned zucchini casserole firms up pretty well, so you can cut it into clean slices. However, if you want a saucy casserole, you can add some milk to the egg mixture.
  • Caprese Zucchini Casserole: include fresh, sliced tomatoes with the zucchini slices. Also, chop up some fresh basil to sprinkle it between the layers. This recipe already has mozzarella, so it is easy to adapt into a caprese-style dish! Drizzle it with balsamic vinegar to finish it off after baking.
  • Shredded Zucchini Casserole: You can use shredded zucchini instead for this recipe. You can layer it in the same order. Since the zucchini pieces will be much smaller, they might cook quicker. But remember that the eggs need enough time to cook fully.
  • Chicken Zucchini Casserole: To add more substance to this casserole, consider using leftover rotisserie chicken or cut-up boneless, skinless chicken breasts. By using precooked chicken, you can ensure that it will be hot enough around the time the zucchini is done. For safety, use a kitchen thermometer to ensure the chicken reaches 165°F.
Close up image of baked zucchini casserole

Tips and Tricks for Making the Best Zucchini Casserole

  • If you don’t like the texture of feta cheese, feel free to substitute it with a different type of fat-free cheese, such as fat-free cheddar.
  • Cover and store any leftover cheesy zucchini casserole in the refrigerator for 3-5 days. I don’t suggest freezing this casserole because of all the cheese and yogurt it contains. It would have a different texture when thawed.
  • The panko breadcrumbs already have some salt, so be careful not to overdo it with the salt when you make the egg mixture.
  • If you plan to eat this as a light lunch or dinner, you can divide it into six servings instead, which will be 2 Weight Watchers points per serving.

Delicious Zucchini Lasagna Recipe

Zucchini Cannelloni with Pork Ragu

Zucchini Boats

4.20 from 5 votes

Weight Watchers Zucchini Casserole

Servings: 8 people
Prep: 20 minutes
Cook: 35 minutes
Total: 55 minutes
Serving zucchini casserole
Cheesy zucchini casserole with feta and mozzarella and a crisp breadcrumb topping.

Ingredients 

  • 2 ½ lbs Zucchini, Slice into rings
  • 3 Eggs
  • ½ cup Panko breadcrumbs, Japanese-style, plus more to taste
  • ¾ cup Fat-free mozzarella cheese, shredded
  • 5 oz Fat-free feta cheese, crumbled
  • ½ tsp Table salt, more to taste
  • ¼ tsp Black pepper, more to taste
  • 1 tsp Italian seasoning
  • 2 tbsp All-purpose flour
  • ¾ cup Nonfat plain Greek yogurt

Instructions 

  • Preheat oven to 375F. Wash and Slice the zucchini into thin rings.
  • In a bowl, combine the eggs, yogurt, flour, and seasonings. Mix until smooth.
  • Grease a large casserole dish or 9×13 pan and layer about half of the zucchini in it. Try to make them as evenly spaced and flat as possible. Pour a little bit less than half of the egg mixture over the zucchini (it doesn’t have to cover every piece fully; it just binds the casserole so it doesn't fall apart).
  • Sprinkle on half of the feta and mozzarella. Repeat this process for the next layer (the remaining zucchini, egg mixture, and cheese). Lastly, sprinkle the Panko breadcrumbs evenly over the top.
  • Bake the casserole, uncovered, for about 30-35 minutes or until the zucchini is fork-tender and the egg mixture is set. If the panko hasn’t browned to your liking, you can turn on the broiler for a minute and watch it closely until it’s perfectly golden.
  • Allow to set for 10 minutes before cutting into it. Enjoy!

Notes

1 WW point per serving

Nutrition

Serving: 208gCalories: 124kcalCarbohydrates: 14gProtein: 13gFat: 2.3gSaturated Fat: 0.7gCholesterol: 67mgSodium: 352mgPotassium: 708mgFiber: 2.2gSugar: 1.6gCalcium: 255mgIron: 1.6mg

Nutrition information is automatically calculated, so should only be used as an approximation.

Additional Info

Course: Side dishes/main meals
Tried this recipe?Mention @drizzlemeskinny or tag #drizzlemeskinny!

About Courtney Yost

4.20 from 5 votes

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Recipe Rating




8 Comments

  1. I have made this many times throughout the years. I have made it using nonfat, low fat and regular fat dairy products. I do not like it at all when it is made with all no fat dairy. It needs some fat in the various products. I either use one whole fat, one low fat and one no fat, all low fat, or if I feel like splurging on the calories and the fat grams, I use whole fat. However, I keep an eye on my portions and I make sure that depending on which version I am making, that I get the appropriate amount of exercise, by running extra on my treadmill at my regular 10% incline, by the lifting of my weights, my stretching exercises, dancing to whichever music I feel like dancing to and doing Callanetics. I do a double set of everything, every day. I want my food to taste enjoyable.

    1. 5 stars
      uuuuuum, this isnt claiming to be a vegan recipe, so I dont know why you are being so aggressive about it lmao. I cook vegan too and ‘veganized’ it with just egg/daiya cheese and it came out wonderful.

  2. 5 stars
    As a foodie, Iโ€™m always looking for delicious food pairings.
    My bestie gave me a 2 pound zucchini out of her garden. So, I was looking for a way to showcase it. This recipe was simple, low in points (Iโ€™m a Weight Watcher), and full of great ingredients.
    Easy to put together, and great tasting. The portions are large too.
    Canโ€™t wait to make it again.

  3. 5 stars
    Just made this yesterday with zucchini from our garden. Absolutely delicious. I had to substitute full fat Feta and part-skim Mozzarella for the fat free. Great recipe and thanks so much.