Keto Garlic Parmesan Salmon

Featured in: Starlit Suppers

This impressive yet simple dinner features succulent salmon fillets topped with a crispy, savory garlic-Parmesan crust. The fish roasts alongside tender broccoli florets seasoned with olive oil and sea salt. Fresh lemon wedges add a bright, acidic finish that cuts through the rich parmesan coating. Everything cooks on one sheet pan in just 20 minutes, making it perfect for busy weeknights while still feeling elegant enough for company. The combination delivers 40 grams of protein per serving with only 7 grams of carbohydrates, making it ideal for keto and low-carb lifestyles.

Updated on Sun, 08 Feb 2026 16:53:00 GMT
Golden-brown Keto Garlic Parmesan Salmon with roasted broccoli and fresh lemon wedges on a white plate, ready to serve. Save It
Golden-brown Keto Garlic Parmesan Salmon with roasted broccoli and fresh lemon wedges on a white plate, ready to serve. | zetluna.com

One Tuesday evening, I stood in front of my open refrigerator staring at a beautiful salmon fillet, wondering how to make something exciting without reaching for bread or pasta. A friend had mentioned keto cooking the week before, and suddenly it clicked—why not let the fish shine with crispy garlic and cheese? Twenty minutes later, my kitchen smelled like an Italian seaside villa, and I realized I'd found something I'd actually want to make again and again.

I made this for my sister last month when she was stressed about staying on track with her diet, and watching her face light up at first bite reminded me that healthy eating doesn't have to mean deprivation. The lemon wedges were her idea—she squeezed them over everything, and suddenly the whole plate came alive with brightness. That's when I understood this recipe works because it respects both nutrition and pleasure simultaneously.

Ingredients

  • Salmon fillets (4, about 6 oz each): Look for wild-caught if you can find it, as the flavor runs deeper and richer—your taste buds will notice the difference immediately.
  • Olive oil (4 tbsp total): Use a good quality oil you actually enjoy tasting, since it's one of just a handful of ingredients carrying the flavor here.
  • Garlic (2 cloves, minced): Fresh garlic makes all the difference; jarred won't give you that sharp, aromatic punch that defines this dish.
  • Grated Parmesan cheese (½ cup): Freshly grated melts more evenly than pre-shredded, creating that golden crust rather than a grainy layer.
  • Dried Italian herbs (1 tsp): Or use fresh parsley if you have it on hand—I've used both and honestly, fresh herbs add a lighter, brighter note.
  • Lemon zest and wedges: The zest goes into the paste for subtle citrus notes, while the wedges at the table let everyone control their own brightness level.
  • Sea salt and black pepper: Season generously; these seem simple but they're what keep the other flavors from disappearing.
  • Broccoli florets (1 large head): Cut them roughly the same size so they cook evenly and some pieces get those crispy, caramelized edges we're after.

Instructions

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Heat your oven and prepare:
Preheat to 400°F and line a large baking sheet with parchment paper—this small step saves you from scrubbing cheese and oil later, trust me.
Mix the magic paste:
Combine olive oil, minced garlic, Parmesan, herbs, lemon zest, salt, and pepper in a bowl until it looks like wet sand with cheese throughout. Taste it (yes, really) and adjust salt if needed.
Arrange your salmon:
Place fillets on one side of the sheet and spread that paste generously over each one, like you're frosting a very savory cake. Don't be shy with the topping.
Toss the broccoli:
Pile florets on the other side, drizzle with olive oil, season, and toss until each piece glistens. Spread them out so they have room to get crispy, not steamed.
Roast everything together:
Slide the sheet into the oven and set a timer for 18 minutes—at that point, poke the thickest part of the salmon with a fork to check if it flakes easily. The broccoli should look tender with some darker edges, almost charred in places.
Finish and serve:
Plate while hot, sprinkle with fresh parsley if you have it, and set lemon wedges alongside so everyone can squeeze as much brightness as they want.
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Grill meats and vegetables indoors with beautiful sear marks and easy cleanup using minimal oil.
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Crispy roasted broccoli florets and cheesy baked salmon fillets make an easy keto dinner for four. Save It
Crispy roasted broccoli florets and cheesy baked salmon fillets make an easy keto dinner for four. | zetluna.com

The moment that converted me to this recipe wasn't about nutrition or simplicity—it was watching my grandmother, who usually picks at healthy food, actually finish her whole plate and ask for the recipe. Food memories are made in those small, unplanned moments when someone discovers they love something they expected to tolerate.

The Parmesan Crust Secret

I learned this trick by accident when I made the paste too wet one afternoon and it nearly slid off the salmon. Now I use a ratio of about one part oil to two parts cheese by weight, and the mixture stays exactly where it should be, creating a crust that's crispy on top but stays attached to the fish. The garlic mellows beautifully during roasting, turning almost sweet, while the Parmesan crisps into tiny, golden peaks that catch the light on your fork.

Broccoli That Actually Tastes Good

Here's what changed my relationship with roasted broccoli: I stopped treating it like a side dish and started treating it like the main event deserving its own real estate on the sheet pan. When broccoli has space and high heat, the florets get brown and crispy in spots while staying tender inside—that textural contrast is everything. Most people think they don't like broccoli; they just haven't had it roasted with enough oil and space to caramelize properly.

Why This Works for Keto and Beyond

This meal hits that rare sweet spot where it genuinely fits keto macros without tasting like you're following a diet plan. The salmon provides protein and healthy fats, the broccoli offers fiber and nutrients, and the Parmesan crust makes everything feel indulgent enough to satisfy. One night my partner asked if I was still doing the keto thing, and I realized I'd stopped thinking about it as restriction and started thinking about it as just what tastes good to me now.

  • Pair with a glass of crisp Sauvignon Blanc or a sparkling water with fresh lemon for something celebratory without breaking carb goals.
  • Leftovers stay delicious cold the next day, making this perfect for meal prep if you're cooking for the week.
  • Double or halve the recipe easily depending on how many you're feeding—the timing stays almost identical.
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Fresh lemon wedges garnish a low-carb meal of savory salmon and tender vegetables for a healthy dinner. Save It
Fresh lemon wedges garnish a low-carb meal of savory salmon and tender vegetables for a healthy dinner. | zetluna.com

This recipe has become my answer when someone says they want to eat better but don't want to sacrifice joy at the table. It's honest food that looks beautiful, tastes craveable, and makes you feel genuinely nourished afterward.

Common Questions About Recipes

Can I use frozen salmon fillets?

Yes, thaw frozen salmon completely in the refrigerator before cooking. Pat the fillets very dry with paper towels to ensure the garlic-Parmesan mixture adheres properly and creates a crispy crust.

How do I know when the salmon is done?

The salmon is finished when it flakes easily with a fork and the internal temperature reaches 145°F (63°C). The flesh should appear opaque and separate into moist flakes when gently pressed.

What vegetables work well as substitutes for broccoli?

Broccolini, asparagus, cauliflower florets, Brussels sprouts, or green beans all roast beautifully alongside the salmon. Adjust cooking time slightly depending on the vegetable you choose.

Can I make the garlic-Parmesan topping ahead?

The seasoning paste can be mixed up to 24 hours in advance and stored in the refrigerator. Bring it to room temperature for 10 minutes before spreading on the salmon for easier application.

Is this suitable for meal prep?

Absolutely. Cooked salmon and roasted broccoli keep well for 3-4 days in airtight containers. Reheat gently at 350°F (175°C) for 10-12 minutes, or enjoy cold over salads for quick lunches.

Keto Garlic Parmesan Salmon

Crispy parmesan-crusted salmon with perfectly roasted broccoli and bright lemon. A complete low-carb dinner.

Prep Time
15 mins
Time to Cook
20 mins
Overall Time
35 mins
Authored by Clara

Recipe Type Starlit Suppers

Skill Level Required Easy

Cuisine Type American

Recipe Output 4 Number of Portions

Dietary Needs Free of Gluten, Low-Carbohydrate

The Ingredients You'll Need

Salmon

01 4 skinless salmon fillets, 6 oz each
02 2 tablespoons olive oil
03 2 cloves garlic, minced
04 1/2 cup grated Parmesan cheese
05 1 teaspoon dried Italian herbs
06 1/2 teaspoon sea salt
07 1/4 teaspoon black pepper
08 Zest of 1 lemon

Roasted Broccoli

01 1 large head broccoli, approximately 1 pound, cut into florets
02 2 tablespoons olive oil
03 1/4 teaspoon sea salt
04 1/4 teaspoon black pepper

Garnish and Serving

01 1 lemon, cut into wedges
02 Fresh parsley, chopped (optional)

Step-by-Step Instructions

Step 01

Prepare Baking Station: Preheat oven to 400°F and line a large baking sheet with parchment paper.

Step 02

Create Garlic Parmesan Crust: In a small mixing bowl, combine olive oil, minced garlic, grated Parmesan cheese, dried Italian herbs, lemon zest, sea salt, and black pepper, stirring until a paste forms.

Step 03

Season Salmon Fillets: Arrange salmon fillets on one side of the prepared baking sheet and spread the garlic-Parmesan paste evenly across the top surface of each fillet.

Step 04

Prepare Broccoli: Place broccoli florets on the opposite side of the baking sheet, drizzle with olive oil, season with salt and pepper, and toss until evenly coated.

Step 05

Roast Components: Place baking sheet in preheated oven and roast for 18 to 20 minutes until salmon flakes easily when tested with a fork and broccoli is tender with crisp edges.

Step 06

Plate and Serve: Transfer salmon and roasted broccoli to serving plates, garnish with fresh chopped parsley if desired, and serve with lemon wedges for squeezing.

Tools You'll Need

  • Baking sheet
  • Parchment paper
  • Mixing bowls
  • Measuring spoons
  • Chef's knife and cutting board

Allergy Information

Review each ingredient to identify allergens and consult an expert if needed.
  • Contains fish (salmon)
  • Contains dairy (Parmesan cheese)
  • Verify Parmesan source for gluten content if severely sensitive

Nutritional Facts (Per Serving)

Keep in mind these details are for general guidance and shouldn't replace professional advice.
  • Caloric Content: 410
  • Fats: 25 grams
  • Carbohydrates: 7 grams
  • Proteins: 40 grams