Easy and Delicious Keto Lemon Dill Cod with Zucchini Noodles Recipe for Beginners

Welcome to a Refreshing Twist on Keto Dinner

Are you looking for a **keto-friendly dinner** that’s as delicious as it is nutritious? Look no further than this **Keto Lemon Dill Cod with Zucchini Noodles**. This dish is a symphony of flavors, combining the zestiness of lemon and the subtle fragrance of dill with the delicate, flaky texture of cod. It’s a meal that promises to delight your taste buds while keeping your carb count low.

Not only is this recipe packed with high-quality proteins and healthy fats, but it’s also incredibly easy to prepare, making it perfect for a quick weeknight dinner or a special weekend treat. With its bright, fresh flavors and simple preparation, this dish is a testament to the fact that a ketogenic diet can be both satisfying and gourmet.

Keto Lemon Dill Cod with Zucchini Noodles

The Story Behind the Dish

My journey to creating this **Keto Lemon Dill Cod with Zucchini Noodles** began with a desire to craft a meal that was both light and satisfying. As someone who follows a ketogenic lifestyle, I understand the importance of finding recipes that fit within my macros while still being enjoyable and flavorful. This dish is the perfect example of how low-carb eating doesn’t have to be restrictive or boring.

The inspiration for this recipe comes from the Mediterranean diet, known for its emphasis on fresh seafood and vibrant herbs. Cod, a staple in this cuisine, is an excellent source of lean protein and omega-3 fatty acids, which are essential for a healthy keto diet. The addition of zucchini noodles keeps the dish low in carbohydrates, while providing a satisfying pasta-like experience.

**Fresh dill** and **lemon** are key players in this recipe, offering a burst of flavor without adding extra carbs. Dill, with its unique aroma, pairs beautifully with seafood and is known for its digestive benefits. Lemon not only adds a tangy kick but also provides vitamin C and can aid in the absorption of the fish’s iron content. Together, these ingredients create a dish that is as beneficial to your health as it is pleasing to your palate.

Preparing Keto Lemon Dill Cod

Mastering the Method

**Achieving the perfect bake on your cod** is crucial for this dish. The key is to ensure your oven is properly preheated and to pat the cod dry before seasoning. This helps the fish cook evenly and develop a slightly crisp edge while remaining moist and flaky inside. When seasoning, be generous with the lemon zest as it infuses the cod with a bright, citrusy flavor that complements the dill beautifully.

When it comes to the zucchini noodles, or “zoodles,” the trick is to avoid overcooking them. You want to achieve an al dente texture, similar to traditional pasta. Sautéing them quickly on medium heat until just tender ensures they maintain their structure and don’t turn to mush. Adding the lemon juice and dill at the end of the cooking process helps to lock in their fresh flavors.

As you assemble the dish, remember that the **butter topping** is more than just a rich addition; it melds with the lemon and dill to create a sauce-like coating for the cod. Letting it melt over the warm fish right out of the oven allows for the flavors to marry and soak into the fillet, elevating the overall taste of the meal.

Keto Lemon Dill Cod Plating

Variations to Keep It Fresh

Spicy Lemon Dill Cod

Add a kick to your dish by incorporating some heat. Sprinkle a pinch of red pepper flakes over the cod before baking, and enjoy the spicy contrast with the cool dill and zesty lemon. This variation is perfect for those who enjoy a little spice in their meals.

Creamy Dill Sauce

For a richer experience, create a creamy dill sauce to drizzle over your cod and zoodles. Mix some sour cream or full-fat Greek yogurt with chopped dill, lemon zest, and a splash of lemon juice. This creamy addition will add a luxurious texture and tang to your dish.

Herb-Encrusted Cod

If you’re in the mood for a more herbaceous flavor, create a crust for your cod using almond flour mixed with chopped dill, parsley, and grated lemon zest. Press the mixture onto your fillets before baking for a flavorful, crunchy topping.

Substitutions for Every Keto Kitchen

Not everyone has fresh dill on hand, but you can easily substitute it with **dried dill**. Use one-third of the amount called for, as dried herbs are more potent than fresh. If you’re out of lemon, try using apple cider vinegar for a tangy twist. And for those who don’t consume dairy, replace the butter with a dollop of ghee or coconut oil to maintain that rich, melted topping.

Frequently Asked Questions

Can I use frozen cod for this recipe?
Yes, frozen cod can be used, but make sure to thaw it completely and pat it dry to remove excess moisture before seasoning and baking.

How can I prevent my zoodles from getting soggy?
The key is to sauté them quickly on medium heat and not overcook them. They should be done in 2-3 minutes.

Is this recipe suitable for meal prep?
While this dish is best served fresh, you can prepare the components ahead of time and assemble them just before serving.

Can I grill the cod instead of baking it?
Absolutely! Grilling the cod can add a smoky flavor to the dish. Just be sure to oil the grill grates and cook over medium heat.

What other vegetables can I use instead of zucchini?
Try spiralized cucumber for a cold noodle salad version, or use spiralized carrots for a slightly sweeter take.

Keto Lemon Dill Cod with Zucchini Noodles

This Keto Lemon Dill Cod with Zucchini Noodles is a refreshing and savory dish, perfect for a light yet satisfying dinner. The flaky cod is seasoned with zesty lemon and aromatic dill, paired with spiralized zucchini noodles for a low-carb, high-flavor meal.
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Prep Time 15 minutes
Cook Time 15 minutes
Total Time 30 minutes
Course Dinner
Cuisine Keto, Seafood
Servings 2 servings
Calories 300 kcal


  • Spiralizer
  • Skillet
  • Baking sheet
  • Parchment paper


  • 2 cod fillets 6 oz each or 170g each
  • 2 medium zucchini about 1 lb or 450g, spiralized
  • 2 tablespoons olive oil 30ml
  • 1 lemon juice and zest
  • 2 tablespoons fresh dill chopped or 2 teaspoons dried dill
  • Salt and pepper to taste
  • 1 tablespoon unsalted butter 15g
  • Optional garnish: additional fresh dill, lemon slices


  • Preheat your oven to 400°F (200°C) and line a baking sheet with parchment paper.
  • Pat the cod fillets dry with paper towels. Season both sides with salt, pepper, and half of the lemon zest.
  • Place the cod fillets on the prepared baking sheet and drizzle each with half a tablespoon of olive oil. Bake in the preheated oven for 12-15 minutes, or until the fish flakes easily with a fork.
  • While the cod is baking, heat the remaining olive oil in a skillet over medium heat.
  • Add the spiralized zucchini noodles to the skillet, tossing to coat with the oil. Season with salt and pepper, and sauté for 2-3 minutes until just tender. Avoid overcooking to prevent the noodles from becoming mushy.
  • Stir in the lemon juice, remaining lemon zest, and fresh dill. Remove from heat once everything is well combined.
  • Once the cod is done, remove from the oven and top each fillet with a pat of butter, allowing it to melt over the fish.
  • Divide the zucchini noodles between plates, and place a cod fillet on top of each serving.
  • Garnish with additional fresh dill and lemon slices if desired. Serve immediately and enjoy your Keto Lemon Dill Cod with Zucchini Noodles!


This dish is best served fresh. You can substitute parsley if dill is not available. To ensure even cooking, pat the cod dry before seasoning.


Calories: 300kcalCarbohydrates: 8gProtein: 28gFat: 18gFiber: 2gNet Carbs: 6g
Keyword Keto Lemon Dill Cod, Keto Seafood Recipe, Low-Carb Dinner, Zucchini Noodles
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