Tacky Zucchini Gratin | The Recipe Critic


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This tacky zucchini gratin has layers of creamy, tacky sauce and is topped with a crunchy buttery topping. Ooey-gooey and tacky, this low-carb tackle consolation meals will please any crowd!

This recipe is a twist on basic scalloped potatoes. Gratins are so wealthy and indulgent, they make any meal a pleasure to serve and eat. Attempt creamy cauliflower, brussels sprouts, or potato and mushroom gratins for a extra mouthwatering taste you’ll LOVE!

Parmesan Zucchini Gratin in a white dish.

Zucchini Casserole Recipe

In order for you a aspect dish to impress that is it! Not solely is Zucchini tasty, however it’s good for you too! It’s low in energy, keto-friendly, and filled with antioxidants, potassium, and nutritional vitamins B and C. For these occasions if you actually need consolation meals however don’t wish to overload in energy, that is the dish for you. Zucchini gratin is simply as satisfying and filling as a potato dish with half the carbs!

The opposite beauty of this zucchini au gratin recipe is that it’s extraordinarily straightforward to throw collectively. It makes use of so many easy elements that you could be not even must go store for any! I do know your loved ones goes to go loopy over this fast and simple dish. As a aspect, it pairs so properly with quite a lot of dishes, however actually, this zucchini gratin is so good, it’s possible you’ll wish to simply eat it alone!

Zucchini Gratin Substances

These pantry staples come collectively to create essentially the most hearty, tacky goodness! Zucchini gratin would be the greatest aspect dish on the desk this summer season. For measurements, see the recipe card beneath.

  • Zucchini: You’ll need 6 small zucchinis, sliced. You may also grate your zucchini or use a mandoline slicer as an alternative for a extra noodle-like texture.
  • Mozzarella Cheese: The stretchy, melty texture of Mozzarella is ideal for gratins.
  • Parmesan Cheese: Parmesan provides an important taste and nuttiness.
  • Cheddar Cheese: Cheddar is all the time a favourite for sharp taste and colour.
  • Gruyere Cheese: This third cheese within the combine actually takes this recipe excessive. It provides in a creamy, scrumptious taste that blends properly with the opposite cheeses.
  • Heavy Whipping Cream: Heavy cream provides smoisture and thickness to your creamy sauce.
  • Flour: To be used as a thickening agent. All-purpose flour works nice!
  • Unsalted Butter: Provides a wealthy taste to your gratin. Every little thing is best with butter!
  • Salt: Add roughly to style.
  • Garlic Powder: So your zucchini gratin has the proper savory taste! Belief me, you need garlic on this.

How one can Make Three Cheese Zucchini Gratin

In simply 4 straightforward steps, you’ll have a scrumptious dinner that the entire household will love! This zucchini gratin recipe solely takes quarter-hour of prep time after which it’s hands-off!

  1. Combine Collectively Sauce: In a small sauce pan soften 2 Tablespoons butter over medium warmth and whisk within the flour, salt and pepper. Then add within the whipping cream and stir for about 2 minutes till it begins to thicken. Add ¼ cup parmesan cheese.
  2. Layer: Prepare half of the zucchini slices within the ready baking dish overlapping one another. Then unfold half of the sauce on prime adopted by ½ cup mozzarella cheese and ½ cup Gruyere cheese. Repeat with one other layer of zucchini and sauce.
  3. Prime with Cheese: Prime with the remaining mozzarella cheese and parmesan cheese.
  4. Bake: Bake for 25 minutes or till the zucchini are fork tender and the highest is beginning to brown. Sprinkle with chives earlier than serving.
The process of making zucchini casserole.

Ideas and Variations

Parmesan zucchini gratin is a simple, tasty dish that everybody will get pleasure from. Use these nice ideas and methods to customise and improve your dish!

  • Utilizing Completely different Cheeses: You may positively combine up the cheeses to your liking or to work with what you’re serving. From cream cheese, feta, to pepper jack you may get inventive with it. Cheese provides extra creaminess to your zucchini gratin sauce.
  • Cream: You should utilize half and half if you wish to cut back the fats of your gratin.
  • Minimize Zucchini Evenly: Slice your zucchini evenly in order that it cooks on the identical price. You may also use yellow zucchini right here as properly or a combination of each.
  • Spices: Add in several spices for additional zing. Make it Italian with basil and oregano. For a Mexican take, use cumin, chili powder, and paprika.
  • Toppings: For a enjoyable twist, attempt French fried onions on prime! I additionally suggest sprinkling do-it-yourself Italian seasoning on prime for an additional pop of taste.
  • Zucchini Too Watery: Zucchini naturally has a really excessive water content material, so there are a pair methods I take advantage of to verify your gratin doesn’t change into too watery. The primary is to sprinkle your freshly reduce zucchini with salt and let it sit in a strainer. The salt will work to tug the water out. You may also sauté your zucchini earlier than layering to cut back its moisture.

Parmesan Zucchini Gratin in a white dish.

What to Serve With Zucchini Gratin

Parmesan zucchini gratin pairs completely with grilled meats and seafood. Attempt a roasted hen or baked salmon for an excellent satisfying meal. This gratin is so good by itself, although, you could possibly simply have this as your most important dish served with a loaf of crusty bread and a aspect salad and also you’ve acquired a tasty dinner in your arms!

Storing Leftovers

  • Within the Fridge: Maintain in a sealed container for as much as 3 days within the fridge.
  • To Reheat: Prepare dinner in oven at 350 levels Fahrenheit till heat.
  • Make Forward: You may combine this up and freeze for as much as 2 months. Thaw in a single day within the fridge after which bake as directed. Chances are you’ll want so as to add 5-10 minutes to verify it cooks all through.

Taking a scoop of Parmesan Zucchini Gratin.


  • Preheat oven to 400 levels. Flippantly spray a 2-quart casserole dish with cooking spray and put aside.
  • In a small saucepan, soften 2 Tablespoons of butter over medium warmth, and whisk within the flour, salt, and pepper. Add the whipping cream and stir for about 2 minutes till it thickens. Add ¼ cup parmesan cheese.

  • Prepare half of the zucchini within the ready casserole dish overlapping one another. Unfold half of the sauce on prime, adopted by ½ cup mozzarella cheese and ½ cup Gruyere cheese. Repeat with one other layer of zucchini and sauce.

  • Prime with the remaining mozzarella cheese and parmesan cheese.

  • Bake for 25 minutes or till the zucchini is fork tender and the highest begins to brown. Sprinkle with chives earlier than serving.


Up to date on August 7, 2023
Initially Posted on August 7, 2014

Serves: 6

Energy423kcal (21%)Carbohydrates18g (6%)Protein21g (42%)Fats31g (48%)Saturated Fats19g (95%)Ldl cholesterol93mg (31%)Sodium1103mg (46%)Potassium619mg (18%)Fiber2g (8%)Sugar7g (8%)Vitamin A1369IU (27%)Vitamin C35mg (42%)Calcium560mg (56%)Iron2mg (11%)

All dietary data is predicated on third occasion calculations and is barely an estimate. Every recipe and dietary worth will fluctuate relying on the manufacturers you employ, measuring strategies and portion sizes per family.

Course Aspect Dish

Delicacies American

Key phrase three cheese zucchini gratin, zucchini casserole, zucchini gratin



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