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Cheesy Keto Zucchini Slice – Low-Carb Family Favorite

keto zucchini slice Side-angle photo of a baking dish with a slice of keto zucchini slice removed, showing a fluffy interior with zucchini, bacon, and cheese. Simple kitchen background.

The zucchini slice has come a long way from its 1800s farmhouse roots! This keto version swaps carbs for almond flour and adds nutrient-packed zucchini. As a keto chef, I love how it combines tradition with health—a must-have for low-carb food lovers!

Healthy, Satisfying, and Science-Backed

This slice isn’t just tasty—it’s packed with benefits! Zucchini keeps you hydrated and supports gut health, while almond flour adds protein and healthy fats. It’s keto comfort food that’s actually good for you. Trust me, it’s a recipe that delivers both flavor and nutrition.

Festive, Fun, and Family-Favorite

With golden cheese and green zucchini, this slice looks as good as it tastes. My kids even mistake it for pizza (big win!). And fun fact: zucchinis are fruits, so technically, this counts as dessert, right? 😄 Perfect for holidays or any day!

Table of Contents

Look at the Recipe (Key Highlights)
Ingredients for Keto Zucchini Slice
How to Make This Keto Zucchini Slice 
Storage & Serving Suggestions
Tips & FAQs
Health Benefits of Keto Zucchini Slice

Look at the Recipe (Key Highlights)

Let me give you the lowdown on why this keto zucchini slice recipe is an absolute winner! Here's the dish in all its glory:

  • Low-Carb Superstar: Packed with keto-friendly ingredients like almond flour, zucchini, and low-carb veggies, this slice keeps those carbs in check.
  • Gluten-Free Goodness: Perfect for anyone steering clear of gluten—no need to compromise on flavor!
  • Meal Prep Hero: Make it ahead, slice it up, and you’ve got a grab-and-go breakfast, lunch, or snack ready for the week.
  • Customizable: Add chicken, swap cheeses, or toss in your favorite herbs to make it uniquely yours.
  • Family Approved: Even picky eaters will love its cheesy, bacon-filled flavor. (Bonus: you sneak in those veggies!)
  • Freezer-Friendly: Whip up a batch, freeze the leftovers, and thank yourself later on busy days.

It’s quick, simple, and delivers that perfect balance of savory and satisfying. Who knew healthy could taste this good? 🎉

Ingredients Needed

keto zucchini slice A glass bowl filled with ingredients for a keto zucchini slice, including grated zucchini, almond flour, eggs, and cheese, surrounded by smaller bowls with parsley and bacon on a clean kitchen counter.
  • Bacon
  • Brown onion
  • Zucchini (moisture removed)
  • Grated pumpkin (or low-carb substitute like cauliflower)
  • Frozen mixed vegetables (low-carb options preferred)
  • Cheddar cheese
  • Almond flour
  • Baking powder
  • Fresh parsley
  • Eggs
  • Unsweetened almond milk
  • Olive oil
  • Salt and pepper

How to Make Keto Zucchini Slice

Prepare your pan and oven: Preheat to 180°C (350°F). Grease and line a baking pan.

Cook bacon and onion: Sauté the bacon and onion until fragrant and soft.

Combine dry and wet ingredients: Mix vegetables, cheese, and dry ingredients in one bowl. Whisk wet ingredients in another and combine both mixtures.

Bake: Pour the mixture into the pan and bake until golden brown and set.

Cool and serve: Allow to cool slightly before slicing and serving.

keto zucchini slice Handheld photo of a golden-brown keto zucchini slice in a baking dish, with melted cheese and zucchini visible, placed on a kitchen counter with scattered parsley.

Storage & Serving Suggestions

Storage Tips

  • Fridge to the Rescue: Store your leftover slices in an airtight container in the fridge... they’ll stay fresh and tasty for up to 5 days.
  • Freezing Made Easy: Slice it up, wrap individual portions tightly in plastic wrap or foil, and pop them in the freezer... they’ll last for up to 3 months.
  • Reheat Like a Pro: For best results, warm it in the oven at 180°C (350°F) until heated through. Or, if you're in a rush, the microwave works too (just don’t overdo it).

Serving Tips

  • Perfect Pairings: Serve with a crisp green salad or a dollop of sour cream on the side... it’s a match made in keto heaven!
  • Brunch Goals: Add a poached egg on top for a hearty, Insta-worthy brunch. 🥚✨
  • Snack Attack: Pack a slice for work, school, or road trips... it’s portable, delicious, and keeps you full.
  • Party Time: Cut it into bite-sized squares, and voilà! You’ve got a keto-friendly appetizer that’ll wow your guests.

This slice is your kitchen's new BFF—versatile, tasty, and always ready to impress. 😍

Tips & FAQs

How do you grill zucchini slices?
To grill zucchini slices, cut them into ¼-inch planks, brush with olive oil, and season with salt and pepper. Preheat your grill to medium-high (around 350°F). Place zucchini slices directly on the grates and cook for 2 minutes per side until tender and charred.

How long do you bake sliced zucchini?
Bake zucchini slices at 350°F (175°C) for about 12 minutes. For extra crispiness, broil them for an additional 2-3 minutes until lightly browned.

How many calories are in a slice of zucchini bread?
A typical slice of zucchini bread contains approximately 145 calories. The caloric value may vary depending on the recipe and portion size.

How do you cook zucchini and squash slices?

  • Sautéing: Heat olive oil in a skillet over medium heat, then add zucchini and squash slices. Season with salt, pepper, and herbs. Cook for 5-7 minutes, stirring occasionally.
  • Roasting: Toss slices with olive oil and seasoning, spread on a baking sheet, and roast at 375°F (190°C) for 15-20 minutes.

How do you dry zucchini slices?

  • Oven Method: Slice zucchini into ¼-inch rounds. Bake at 125°F (50°C) for 2-3 hours, flipping halfway, until crisp.
  • Dehydrator Method: Arrange slices on trays and dry at 125°F (50°C) for 6-8 hours until brittle.

Can you freeze grilled or roasted zucchini slices?
Yes! Allow the slices to cool completely, then arrange them in a single layer on a baking sheet. Freeze for 1-2 hours, transfer to a freezer-safe container, and store for up to 3 months.

What’s the best way to season zucchini slices?
Zucchini pairs
well with garlic, herbs (like thyme, oregano, or basil), lemon zest, chili flakes, and Parmesan cheese. Experiment with flavors to suit your taste!

Do I need to peel zucchini before slicing?
No, you don’t need to peel zucchini. The skin is tender, edible, and packed with nutrients. Simply wash it thoroughly before slicing.

Why is my zucchini soggy after cooking?
Zucchini has a high water content, which can make it soggy. To avoid this:

  • Remove excess moisture by patting slices dry or salting them and letting them sit for 10 minutes before cooking.
  • Avoid overcrowding the pan during roasting or sautéing.

These FAQs offer quick solutions and tips for preparing zucchini slices in multiple ways, making your cooking experience enjoyable and efficient!

Health Benefits of Keto Zucchini Slice

The keto zucchini slice is more than just a delicious dish—it's a powerhouse of nutrition that fits perfectly into a healthy, low-carb lifestyle. Here's why you’ll love its health benefits:

1. Low in Carbs, High in Flavor

This slice keeps carbohydrates to a minimum by swapping traditional flours for almond flour and loading up on zucchini and other low-carb veggies. It’s a great choice for anyone managing blood sugar levels or following a ketogenic diet.

2. Rich in Vitamins and Antioxidants

Zucchini is packed with nutrients like vitamin C, vitamin A, and manganese, which help boost your immune system and fight free radicals. Plus, other veggies like cauliflower or pumpkin (depending on your substitutions) add an extra nutritional punch.

3. Protein-Packed for Sustained Energy

With eggs, bacon, and cheddar cheese in the mix, this slice offers a solid dose of protein to keep you feeling full and satisfied for longer. It’s the perfect option for fueling your mornings or recharging after a workout.

4. Healthy Fats for Ketosis

The olive oil, almond flour, and cheese in the recipe are excellent sources of healthy fats, helping you maintain ketosis and stay energized. These fats also support brain health and hormone regulation.

5. Fiber for Digestive Health

Zucchini, almond flour, and parsley contribute dietary fiber, aiding digestion and promoting a healthy gut. The fiber also helps regulate blood sugar and cholesterol levels.

6. Gluten-Free and Low Allergen

Since this recipe uses almond flour instead of wheat-based flours, it’s naturally gluten-free, making it an excellent choice for those with gluten sensitivities or celiac disease.

7. Weight Management-Friendly

At just ~210 calories per serving with 4g net carbs, this slice is a satisfying yet calorie-conscious choice. Its protein and fat content help curb cravings, making it easier to stick to your dietary goals.

8. Loaded with Hydration

Zucchini is over 90% water, helping you stay hydrated and refreshed while enjoying its crisp, light texture.

9. Versatile and Nutrient-Dense

The dish is easily customizable, allowing you to add more nutrient-rich ingredients like spinach, kale, or bell peppers to suit your health goals.

By incorporating the keto zucchini slice into your meal plan, you’re treating your body to a nutrient-rich, satisfying meal that supports your health and dietary goals—all while indulging in a dish that’s downright delicious! 🌿

I’d love to hear how you make it your own! Leave a comment below and let me know how it turned out, or share a photo of your dish on social media and tag me. Don’t forget to share this recipe with friends and family who are looking for the Keto Zucchini Slice—they’ll thank you for it! 🥚✨

keto zucchini slice A keto zucchini slice served on a white plate with golden accents, garnished with parsley. A hand holds a silver fork over the slice, with a minimal, elegant background.
Cooking Method
Cuisine
Difficulty Beginner
Time
Prep Time: 5 mins Cook Time: 30 mins Rest Time: 5 mins Total Time: 40 mins
Cooking Temp 180  °C
Servings 8
Estimated Cost $  8
Calories 210
Best Season Summer
Description

This keto zucchini slice recipe is a low-carb, gluten-free, and deliciously cheesy dish perfect for breakfast, meal prep, or a quick keto snack.

Ingredients
  • 4 Rashers of Bacon (, Finely Chopped)
  • 1 Small Brown Onion (, Finely Chopped)
  • 2 Zucchinis (, Coarsely Grated (Squeeze Out Excess Moisture))
  • 1 Cup Grated Pumpkin ((Substitute With 1 Cup Grated Cauliflower For Lower Carbs))
  • 1 Cup Frozen Mixed Vegetables (, Thawed And Patted Dry (Use Low-Carb Options Like Broccoli, Spinach, Or Green Beans))
  • 1 Cup Cheddar Cheese ((120g) , Grated)
  • 1/2 Cup Almond Flour ((Replacing Self-Raising Flour))
  • 1 Tsp Baking Powder
  • 1/4 Cup Fresh Parsley (, Chopped)
  • 4 Large Eggs (, Lightly Whisked)
  • 1/4 Cup Unsweetened Almond Milk
  • 2 Tbsp Olive Oil
  • Mixed Salad Leaves (, To Serve Optional)
Instructions
    Step 1: Prepare the Pan
  1. Preheat your oven to 180°C (350°F). Grease a 20cm x 30cm (8x12 inch) lamington or baking pan and line it with parchment paper, ensuring two long sides overhang for easy removal.
  2. Step 2: Cook the Bacon and Onion
  3. Heat a medium frying pan over medium heat. Add the bacon and onion, cooking for about 5 minutes until the onion is soft and the bacon is slightly crispy. Transfer to a large mixing bowl.
  4. Step 3: Combine the Mixture
  5. Add the grated zucchini, pumpkin (or cauliflower), mixed vegetables, cheddar cheese, almond flour, baking powder, and parsley to the bacon mixture. Stir to combine.
  6. Step 4: Add the Wet Ingredients
  7. In a separate bowl, whisk together the eggs, almond milk, and olive oil. Pour the mixture into the bowl with the dry ingredients. Mix thoroughly until evenly combined. Season with salt and pepper to taste.
  8. Step 5: Bake the Slice
  9. Spoon the mixture into the prepared baking pan, smoothing the surface with a spatula. Bake for 35-40 minutes, or until the top is golden brown and the slice feels firm to the touch.
  10. Step 6: Cool and Serve
  11. Allow the zucchini slice to cool in the pan for at least 10 minutes. Use the parchment overhang to lift it out, then cut into pieces. Serve warm or at room temperature with mixed salad leaves, if desired.
Nutrition Facts

Servings 8


Amount Per Serving
Calories 190kcal
% Daily Value *
Total Fat 15g24%
Total Carbohydrate 4g2%
Protein 10g20%

* Percent Daily Values are based on a 2,000 calorie diet. Your daily value may be higher or lower depending on your calorie needs.

Note

When I first whipped up this keto zucchini slice, I wasn’t sure how it would go over with my crew—my husband and three kids can be tough critics. But the moment it hit the table, it was a hit! My husband raved about the cheesy, bacon-loaded flavor (because, bacon!), and even my veggie-phobic kiddos cleaned their plates without a single complaint. 🙌 Now it’s a weekly staple in our house, and I love how easy it is to make ahead for busy mornings. Trust me, if it can win over my picky eaters, it’s bound to be a family favorite for you too! 🥰

Keywords: keto zucchini slice recipe, low carb zucchini slice, gluten-free zucchini slice, keto zucchini snack recipes, keto vegetable slice, easy keto zucchini slice, healthy zucchini slice keto recipe, keto zucchini dish ideas
Samantha Doe
Food and Lifestyle Blogger

Hi, I'm Samantha, a full-time food blogger, mother of 2 beautiful daughters and a lovely wife. I live in New Jersey with my family. Loves traveling, sharing new recipes, and spending time with my family.