Keto Creamy Pesto Chicken

Featured in: Nut-Warm Home Dinners

This dish features tender chicken breasts cooked in a rich, creamy pesto sauce, enhanced by the sweetness of roasted cherry tomatoes. The sauce blends basil pesto, heavy cream, and Parmesan cheese, creating a luscious coating that keeps the chicken moist and flavorful. Roasting the tomatoes brings out their natural sweetness, balancing the savory elements. Ideal for those seeking a low-carb, gluten-free meal, this simple yet elegant dish can be paired with zucchini noodles or cauliflower rice for a wholesome dinner.

Updated on Wed, 11 Feb 2026 11:16:00 GMT
A creamy, dreamy pesto chicken skillet with roasted cherry tomatoes, perfect for a satisfying keto dinner. Pin It
A creamy, dreamy pesto chicken skillet with roasted cherry tomatoes, perfect for a satisfying keto dinner. | hazelflint.com

My sister texted me one Wednesday asking if I could whip up something impressive but not complicated for her dinner party. I had heavy cream, good pesto, and chicken in the fridge—the kind of moment where you realize three simple things can become something restaurant-worthy. That evening, watching her guests go quiet the moment they tasted it, I understood why this dish has become my go-to when I need to feel like I actually know what I'm doing in the kitchen.

I made this for my neighbor who'd just finished a tough week, and she actually teared up a little—not because it was that good, but because someone showed up with warm food that didn't require her to think. That's when recipes stop being about technique and become about showing up for people.

Ingredients

  • Boneless, skinless chicken breasts (4, about 1.5 lbs): Pat them dry before seasoning so they brown properly, and don't skip the searing step—that golden crust is where all the flavor lives.
  • Sea salt and freshly ground black pepper: These seem basic until you realize they're what make the difference between flat and vibrant.
  • Olive oil (2 tablespoons total): Use one tablespoon for the chicken and one for the tomatoes to keep everything tasting bright and balanced.
  • Basil pesto (1/2 cup): Store-bought works beautifully here—no shame in that—but stir it well before using so the oil distributes evenly.
  • Heavy cream (3/4 cup): This is what turns pesto from a condiment into a proper sauce that clings to the chicken.
  • Grated Parmesan cheese (1/4 cup): Add it at the end so it melts silky rather than clumping, and use freshly grated if you can.
  • Cherry tomatoes (1 pint, halved): The roasting brings out their natural sweetness and adds a little textural contrast that keeps the dish from feeling one-note.
  • Fresh basil for garnish (optional): A handful scattered on top right before serving adds that just-made feeling and a whisper of fresh flavor.

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Instructions

Get your oven ready:
Preheat to 400°F while you organize your ingredients—this small act of preparation actually saves you time later.
Roast the tomatoes:
Spread your halved cherry tomatoes on a baking sheet, drizzle with olive oil, season with salt and pepper, and slide them into the oven for 15–18 minutes until they're soft and starting to caramelize. They'll smell incredible and taste even better.
Season the chicken:
While the tomatoes do their thing, pat your chicken breasts dry and season both sides generously with salt and pepper. Let them sit for a moment so the seasoning really adheres.
Sear the chicken:
Heat olive oil in a large skillet over medium-high heat until it shimmers, then lay the chicken in carefully—listen for that satisfying sizzle. Cook for 3–4 minutes per side until the outsides are golden brown and beautiful, then transfer to a plate.
Build the creamy sauce:
Reduce the heat to medium, add pesto and heavy cream to the same skillet, and stir gently until it starts to simmer softly. Sprinkle in the Parmesan and stir until the sauce is glossy and cohesive.
Finish cooking the chicken:
Nestle the chicken back into the sauce, cover the skillet, and let it simmer for 8–10 minutes until the chicken is cooked through—it should hit 165°F inside. The sauce will reduce slightly and coat the chicken beautifully.
Bring it all together:
Top each piece of chicken with those roasted tomatoes, scatter fresh basil over the top if you'd like, and serve immediately while everything is warm and the sauce is at its most silky.
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I once made this for myself on a quiet Sunday morning after a long week, and eating it while watching the light change through my kitchen window felt like the smallest luxury. Food like this reminds you that taking care of yourself doesn't have to be complicated—it just has to taste good and feel intentional.

Why This Works as a Keto Meal

The beauty of this dish is that it delivers everything you crave about rich, indulgent food without derailing you. Heavy cream and Parmesan are ingredients that normally feel off-limits, but in a keto kitchen they're your secret weapons for making food taste like it's doing something special.

How to Make It Completely Your Own

This recipe is more of a framework than a strict rule. I've added fresh spinach to the sauce when I had it, swapped in sun-dried tomatoes when cherry tomatoes looked sad at the market, and even tried it with a mix of white wine and cream instead of just cream—all of it worked beautifully. The core of what makes this dish work stays intact, but you can absolutely play around with the details.

Serving and Pairing Ideas

This chicken is naturally low-carb, so think beyond regular pasta. Zucchini noodles are the obvious choice and they absorb the sauce wonderfully, but I've also served it over cauliflower rice, with roasted asparagus on the side, or simply with a green salad dressed in a light vinaigrette to cut through the richness.

  • Zucchini noodles toss beautifully with the leftover sauce and reheat well if you're prepping ahead.
  • A squeeze of fresh lemon over the finished plate brightens everything and prevents sauce fatigue.
  • Serve with a crisp white wine or even sparkling water with lemon if you want the flavors to feel even fresher.
Golden-seared chicken breasts smothered in rich basil pesto cream sauce, topped with sweet roasted cherry tomatoes. Pin It
Golden-seared chicken breasts smothered in rich basil pesto cream sauce, topped with sweet roasted cherry tomatoes. | hazelflint.com

This dish reminds me that the best recipes are the ones that come together without drama and leave people feeling cared for. It's become one of those meals I make when I want to feel accomplished but not exhausted.

Recipe FAQs

Can I use chicken thighs instead of breasts?

Yes, chicken thighs work well and offer a juicier texture. Adjust cooking time accordingly to ensure thorough cooking.

Is homemade pesto better than store-bought?

Homemade pesto offers fresher flavors and allows control over ingredients, but quality store-bought pesto also provides convenience without sacrificing taste.

How can I make the sauce thicker?

Simmer the sauce gently a bit longer to reduce it or add a small amount of grated Parmesan to thicken and enrich the texture.

What sides complement this dish?

Low-carb options like zucchini noodles, cauliflower rice, or steamed vegetables pair wonderfully with the creamy pesto chicken.

Can I prepare the roasted tomatoes ahead of time?

Yes, roasting tomatoes in advance is possible; reheat gently before serving to maintain their texture and flavor.

Are there any common allergens to watch for?

This dish contains dairy from heavy cream and Parmesan. Pesto may have nuts or eggs depending on ingredients used—check labels carefully.

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Keto Creamy Pesto Chicken

Tender chicken simmered in creamy pesto sauce with roasted cherry tomatoes for a flavorful low-carb meal.

Prep Time
15 minutes
Cook Time
25 minutes
Overall Time
40 minutes
Recipe by Vivian Gray


Skill Level Easy

Cuisine Italian-Inspired

Makes 4 Servings

Diet Preferences No Gluten, Low in Carbs

Ingredient List

Chicken

01 4 boneless, skinless chicken breasts (about 1.5 lbs)
02 0.5 teaspoon sea salt
03 0.5 teaspoon freshly ground black pepper
04 1 tablespoon olive oil

Creamy Pesto Sauce

01 0.5 cup basil pesto
02 0.75 cup heavy cream
03 0.25 cup grated Parmesan cheese

Roasted Tomatoes

01 1 pint cherry tomatoes, halved
02 1 tablespoon olive oil
03 0.25 teaspoon sea salt
04 0.25 teaspoon freshly ground black pepper

Garnish

01 Fresh basil leaves
02 Extra grated Parmesan cheese

Directions

Step 01

Preheat oven: Set oven to 400°F.

Step 02

Prepare tomatoes for roasting: Arrange halved cherry tomatoes on a baking sheet. Drizzle with 1 tablespoon olive oil and season with 0.25 teaspoon salt and 0.25 teaspoon pepper.

Step 03

Roast tomatoes: Place in preheated oven for 15 to 18 minutes until softened and lightly caramelized.

Step 04

Season chicken: While tomatoes roast, season chicken breasts evenly with 0.5 teaspoon salt and 0.5 teaspoon black pepper on both sides.

Step 05

Sear chicken: Heat 1 tablespoon olive oil in a large skillet over medium-high heat. Sear chicken breasts for 3 to 4 minutes per side until golden brown. Transfer to a plate.

Step 06

Create pesto cream sauce: Reduce heat to medium. Add pesto and heavy cream to the same skillet. Stir and bring to a gentle simmer. Add Parmesan cheese and stir until melted and sauce reaches creamy consistency.

Step 07

Finish cooking chicken: Return seared chicken to the skillet, coating thoroughly with sauce. Cover and simmer for 8 to 10 minutes until chicken reaches internal temperature of 165°F.

Step 08

Plate and serve: Top chicken with roasted tomatoes. Garnish with fresh basil leaves and additional Parmesan cheese if desired. Serve immediately.

Necessary Tools

  • Large skillet with lid
  • Baking sheet
  • Oven
  • Sharp knife
  • Cutting board

Allergen Details

Review ingredients for allergens, and always talk to your doctor if you're unsure.
  • Contains dairy: heavy cream and Parmesan cheese
  • May contain tree nuts if pesto is prepared with pine nuts
  • May contain eggs if pesto contains egg-based mayonnaise

Nutrition Details (per portion)

Use this nutrition info as a reference only. It‘s not intended as healthcare advice.
  • Calories: 430
  • Fats: 28 g
  • Carbohydrates: 7 g
  • Proteins: 38 g

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