Keto Spinach and Bacon Stuffed Chicken Breasts

Featured in: Everyday Favorites

Succulent chicken breasts are filled with a rich, creamy mixture of spinach, crispy bacon, and melted mozzarella, then baked to golden perfection. The finishing touch is an aromatic garlic butter drizzle that adds incredible flavor while keeping the meat incredibly moist. This impressive dish comes together in under an hour and makes for an elegant low-carb dinner that's both satisfying and delicious.

Updated on Tue, 10 Feb 2026 14:20:00 GMT
Golden-brown Keto Spinach and Bacon Stuffed Chicken Breasts rest in a white baking dish, drizzled with garlic butter. Save
Golden-brown Keto Spinach and Bacon Stuffed Chicken Breasts rest in a white baking dish, drizzled with garlic butter. | crumbnest.com

A weeknight revelation hit me while standing in front of an open fridge, staring at spinach that needed using and bacon I'd just crisped up for breakfast. My partner mentioned craving something that felt indulgent but wouldn't derail our eating goals, and that's when it clicked—why not stuff all those flavors directly into chicken? Twenty minutes later, I pulled golden, bubbling breasts from the oven, and the aroma of garlic butter filled the kitchen so completely that dinner became the only thing anyone could think about.

I made this for my sister's first keto dinner after she decided to join us, and watching her take that first bite—her whole face changed. She'd been nervous about giving up her usual comfort foods, but somehow this dish felt like proof that eating this way wasn't about sacrifice at all. We sat around the table longer than usual that night, just talking, and the empty plates said everything.

Ingredients

  • Chicken breasts: Large boneless, skinless ones are essential because they're easier to butterfly and hold the filling without falling apart.
  • Cream cheese: Softening it first makes the mixture blend smoothly without lumps that would tear the filling.
  • Mozzarella and bacon: The mozzarella gets stretchy and gooey while the bacon adds that umami hit that makes people ask for the recipe.
  • Fresh spinach: Chop it finely so it distributes evenly throughout and doesn't create empty pockets in the filling.
  • Garlic and spices: The smoked paprika is the secret weapon that adds depth without any carby additions.
  • Butter for drizzling: Unsalted lets you control the seasoning and prevents the chicken from drying out during baking.

Instructions

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Get everything ready:
Preheat your oven to 400°F and lightly grease a baking dish—this matters because it prevents sticking and helps the chicken cook evenly. Remove the chicken from the fridge so it's not ice-cold when it hits the oven.
Build your filling:
In a bowl, combine the softened cream cheese, mozzarella, bacon, spinach, garlic, and seasonings, stirring until it's uniformly creamy and there are no streaks of unmixed ingredients. This is where you'll notice how the bacon bits disperse throughout like little flavor bombs.
Butterfly the breasts:
Lay each chicken breast flat on a cutting board and carefully slice horizontally into the thickest part, keeping the knife parallel to the surface and stopping just before you cut all the way through. Take your time here because a punctured pocket means filling leaks everywhere.
Stuff with care:
Divide the filling evenly among the four breasts, packing it gently but firmly into each pocket without overstuffing, which can cause the mixture to burst out during cooking. If the opening seems too wide, use a toothpick to secure it closed.
Make the garlic butter sauce:
Whisk together melted butter, minced garlic, fresh parsley, salt, and pepper in a small bowl until fragrant and combined. You'll smell the raw garlic intensity now, but it'll mellow beautifully as the chicken bakes.
Brush and bake:
Arrange stuffed breasts in the baking dish and brush half the garlic butter over the top, then slide into the oven for 25 to 30 minutes until a thermometer reads 165°F in the thickest part. The filling should look slightly bubbly at the edges when it's done.
Finish with the rest:
Pull the chicken from the oven, baste it with the remaining garlic butter, and let it rest for five minutes so the juices redistribute and the filling sets slightly. This resting step is what keeps everything moist instead of dry.
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Slice of Keto Spinach and Bacon Stuffed Chicken Breast reveals creamy filling and melted cheese next to fresh salad. Save
Slice of Keto Spinach and Bacon Stuffed Chicken Breast reveals creamy filling and melted cheese next to fresh salad. | crumbnest.com

There's something about presenting this dish that transforms an ordinary Wednesday into something special, even when it's just family at the table. The golden exterior catches the light, the steam rises, and suddenly you're not just eating dinner—you're celebrating the fact that food this indulgent can actually fit your goals.

Customizing Your Filling

The beauty of this recipe is how flexible the filling becomes once you understand the base formula. I've swapped cheddar for mozzarella when I wanted something sharper, added a tiny pinch of red pepper flakes for heat on nights when we wanted to feel alive, and even experimented with adding a quarter teaspoon of garlic powder directly to the stuffing instead of fresh garlic. Each variation shifts the flavor just enough to keep this from becoming routine.

Cooking for Different Preferences

Some people like their chicken barely cooked through while others want it more done, and the good news is the filling is forgiving enough to handle both approaches. If you're using particularly thin breasts, check for doneness around the 22-minute mark rather than waiting the full 30 minutes.

Storage and Make-Ahead Magic

You can stuff these breasts several hours ahead and keep them covered in the fridge, which means you're genuinely 30 minutes away from dinner even on chaotic days. Leftovers reheat beautifully in a low oven or even in the microwave, though the microwave will make them slightly less crispy on the edges.

  • Store extras in an airtight container for up to three days and they'll stay moist if you keep a little of the pan drippings with them.
  • Pair with roasted zucchini, cauliflower, or a simple green salad to make it feel like a restaurant meal at home.
  • Cold leftover chicken makes an incredible salad the next day if you're feeling uninspired at lunch.
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Freshly baked Keto Spinach and Bacon Stuffed Chicken Breasts garnished with parsley on a rustic wooden serving board. Save
Freshly baked Keto Spinach and Bacon Stuffed Chicken Breasts garnished with parsley on a rustic wooden serving board. | crumbnest.com

This dish has become the recipe I make whenever someone says they think eating low-carb means boring chicken forever. It's proof that restriction and satisfaction aren't opposites.

Recipe FAQ

How do I prevent the filling from leaking out during baking?

Secure the chicken openings with toothpicks after stuffing and place the chicken seam-side down in the baking dish. This helps keep the filling contained while it bakes.

Can I prepare these stuffed chicken breasts ahead of time?

Yes, you can stuff the chicken up to 24 hours in advance. Store them covered in the refrigerator and bake when ready. You may need to add a few extra minutes to the cooking time if starting from cold.

What temperature should the chicken reach?

The chicken is safe to eat when it reaches an internal temperature of 74°C (165°F). Use a meat thermometer to check the thickest part of the breast without touching the filling.

Can I use frozen spinach instead of fresh?

Yes, frozen spinach works well. Thaw it completely and squeeze out all excess moisture before adding to the filling mixture to prevent the stuffing from becoming watery.

What sides go well with this dish?

This pairs beautifully with roasted cauliflower, zucchini noodles, or a crisp green salad with creamy dressing. For extra vegetables, try roasted asparagus or sautéed broccoli.

How long do leftovers last in the refrigerator?

Leftovers will keep well in an airtight container in the refrigerator for up to 3 days. Reheat gently in the oven or microwave to maintain moisture.

Keto Spinach and Bacon Stuffed Chicken Breasts

Tender chicken filled with spinach, bacon, and cheese, topped with garlic butter. Perfect keto-friendly dinner.

Prep duration
20 min
Cook duration
30 min
Complete duration
50 min
Created by Chloe Martin


Skill Level Medium

Heritage American

Output 4 Portions

Dietary considerations No Gluten, Low-Carbohydrate

Components

Chicken & Filling

01 4 large boneless, skinless chicken breasts
02 4 oz cream cheese, softened
03 2 oz shredded mozzarella cheese
04 2 oz cooked bacon, chopped (about 4 slices)
05 3 oz fresh spinach, chopped
06 1 small garlic clove, minced
07 1/2 teaspoon onion powder
08 1/2 teaspoon smoked paprika
09 1/2 teaspoon salt
10 1/4 teaspoon black pepper

Garlic Butter

01 1/4 cup unsalted butter, melted
02 2 garlic cloves, minced
03 2 tablespoons fresh parsley, chopped
04 1/2 teaspoon salt
05 1/4 teaspoon black pepper

Directions

Phase 01

Prepare Oven and Baking Dish: Preheat oven to 400°F. Grease a baking dish with nonstick spray or butter.

Phase 02

Create Filling Mixture: In a medium bowl, combine cream cheese, mozzarella, chopped bacon, spinach, minced garlic, onion powder, smoked paprika, salt, and black pepper. Mix until creamy and evenly combined.

Phase 03

Butterfly Chicken Breasts: Using a sharp knife, carefully cut a pocket horizontally into each chicken breast, being careful not to slice completely through.

Phase 04

Stuff Chicken: Divide spinach and bacon mixture evenly among chicken breasts, stuffing each pocket. Secure openings with toothpicks if needed.

Phase 05

Arrange in Baking Dish: Place stuffed chicken breasts in the prepared baking dish.

Phase 06

Prepare Garlic Butter: In a small bowl, whisk together melted butter, minced garlic, parsley, salt, and black pepper.

Phase 07

Apply Initial Butter Coating: Brush half of the garlic butter over the chicken breasts.

Phase 08

Bake Until Cooked Through: Bake for 25 to 30 minutes until chicken reaches an internal temperature of 165°F and filling is bubbly.

Phase 09

Finish and Rest: Remove from oven, baste with remaining garlic butter, and let rest for 5 minutes. Remove toothpicks before serving.

Tools needed

  • Sharp knife
  • Cutting board
  • Mixing bowl
  • Baking dish
  • Pastry brush
  • Toothpicks

Allergy details

Review each component for potential allergens and seek medical guidance if you're uncertain about ingredients.
  • Contains dairy: cream cheese, mozzarella cheese, and butter
  • Contains milk from cheese and butter products
  • Verify bacon and cheese labels for gluten or additional allergens if sensitive

Nutritional information (each portion)

These values are approximate guides only and shouldn't replace professional medical consultation.
  • Energy: 450
  • Fats: 29 g
  • Carbohydrates: 4 g
  • Proteins: 47 g