Keto Avocado Chicken Salad

Featured in: Hearty Comfort Food

This dish combines tender cooked chicken and creamy avocado with crisp cherry tomatoes, cucumber, and baby spinach. Layered in mason jars with a zesty olive oil and lime dressing, it offers a fresh, vibrant meal perfect for easy, grab-and-go lunches. The combination stays fresh refrigerated and can be shaken or tossed before eating, maintaining bright flavors and satisfying textures without mayonnaise.

It's simple to prepare, nutrient-dense, and fits keto, gluten-free, and dairy-free preferences. Enhancements like cilantro or jalapeño add optional bright notes.

Updated on Fri, 13 Feb 2026 09:38:00 GMT
Fresh keto avocado chicken salad mason jars layered with spinach, tomatoes, and creamy avocado for a healthy grab-and-go lunch.  Save
Fresh keto avocado chicken salad mason jars layered with spinach, tomatoes, and creamy avocado for a healthy grab-and-go lunch. | dashnosh.com

One Tuesday afternoon, I was staring at my lunch options with that familiar dread of repetition when my hand landed on a mason jar in the cabinet. What if I could build something that didn't need mayo, wouldn't get soggy, and tasted better the next day? That's when this salad was born, and it quietly became the answer to that question I ask myself almost every workday: what am I actually excited to eat?

I brought these to a work potluck thinking nobody would care much, and I watched someone literally abandon the pasta salad to shake one of these jars instead. The way the dressing coated everything when you inverted it, the creamy avocado mixing with that bright lime hit—people kept asking why it tasted so much better than regular salads.

Ingredients

  • Cooked chicken breast, 2 cups diced or shredded: Use rotisserie if you're short on time; the seasoning actually adds personality to this salad.
  • Ripe avocados, 2 diced: Pick them firm enough that they won't turn to mush by day two, but soft enough that they taste creamy.
  • Cherry tomatoes, 1 cup halved: The smaller ones stay intact better in the jar and burst with flavor when you bite them.
  • Cucumber, 1 cup diced: Leave the skin on for color and nutrients; it keeps its crunch beautifully.
  • Red onion, 1/2 cup finely chopped: This sits closest to the dressing, so it softens just enough to lose its harsh bite without becoming mushy.
  • Baby spinach leaves, 1/2 cup: The gentle greens on top protect everything else from getting crushed on the commute.
  • Extra-virgin olive oil, 2 tablespoons: Don't use the cheap stuff here; it's the backbone of your dressing.
  • Fresh lime juice, 2 tablespoons (about 1 lime): Bottled works in a pinch, but fresh makes a noticeable difference in brightness.
  • Garlic clove, 1 minced: Raw garlic whispered into the dressing wakes everything up.
  • Sea salt, 1/2 teaspoon: Taste as you go; you might want slightly more depending on your chicken.
  • Ground black pepper, 1/4 teaspoon: Freshly ground if your grinder is nearby.
  • Fresh cilantro, 2 tablespoons chopped (optional): If you're a cilantro person, this small amount feels like a secret ingredient.

Instructions

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Make the dressing first:
Whisk together olive oil, lime juice, minced garlic, salt, and pepper in a small bowl until it smells sharp and alive. You'll know it's right when the garlic is evenly distributed and the oil looks emulsified.
Divide the dressing into jars:
Pour equal amounts into the bottom of each of your four mason jars—this is your insurance policy against soggy salad. The dressing will stay put at the bottom while everything else stays dry above it.
Layer strategically:
Start with red onion, then cucumber, then cherry tomatoes, then chicken, then avocado, and finish with spinach at the very top. The order matters because heavier vegetables and proteins need the cushion of dressing, while delicate greens stay protected up top.
Finish with cilantro:
Scatter the fresh cilantro over the spinach if you're using it, then cap those jars tight. The sealed environment keeps everything crisp and ready.
Chill and store:
Refrigerate until you're ready to eat, which could be in an hour or three days. When you want to eat, shake vigorously or pour everything into a bowl and toss.
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Protein-packed mason jar salad with tender chicken, ripe avocado, and crisp vegetables in a zesty lime dressing for keto meal prep.  Save
Protein-packed mason jar salad with tender chicken, ripe avocado, and crisp vegetables in a zesty lime dressing for keto meal prep. | dashnosh.com

There was this moment on a Friday when I pulled a jar from the fridge, shook it standing at my desk while on a conference call, and realized I was genuinely looking forward to lunch instead of just tolerating it. That's when I knew this wasn't just a salad—it was a small rebellion against the monotony of desk eating.

The Avocado Timing Question

Avocados are tricky in meal prep because they oxidize faster than almost any ingredient you'll work with. I learned the hard way that if you cut them on Sunday for a Wednesday lunch, they'll be brown and bitter no matter how much lime juice you use. The sweet spot is cutting them the night before or morning of—the jar's seal keeps them fresher longer than you'd think, but they still need to be relatively fresh when they go in.

Playing with Flavors

Once you nail the basic version, the dressing is your playground. I've added a tiny pinch of smoked paprika that made people ask what secret ingredient I was hiding. A chopped jalapeño goes straight into the dressing if you want heat, and it actually gets better as it sits because the garlic and spice have time to mingle.

Make It Your Own

The beauty of a mason jar salad is that it's endlessly flexible once you understand the layering principle. I've swapped rotisserie turkey for the chicken, added crispy bacon bits right on top of the greens, and even experimented with different dressing angles like a lime-cilantro vinaigrette when I'm feeling adventurous. The formula stays the same, but the personality changes with what you have and what you're craving.

  • Keep the heaviest ingredients near the dressing and the most delicate greens at the very top.
  • If you're prepping more than two jars, make a double batch of dressing so you're not constantly whisking.
  • Shake the jar hard before eating—you want that dressing everywhere, coating every bite.
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Mason jar chicken avocado salad featuring juicy tomatoes, cucumber, and baby spinach—a perfect mayo-free keto lunch option. Save
Mason jar chicken avocado salad featuring juicy tomatoes, cucumber, and baby spinach—a perfect mayo-free keto lunch option. | dashnosh.com

This salad has become my answer to the weekly lunch dilemma, and the fact that it's keto-friendly and actually tastes like something I want to eat is just the bonus. Every time I shake that jar and watch the colors blur together, I remember why simple recipes done right beat complicated ones every single time.

Kitchen Q&A

What kind of chicken is best for this salad?

Cooked chicken breast works well, diced or shredded. Rotisserie chicken is a convenient alternative for added flavor.

How can I keep the avocado fresh in the jars?

Use ripe but firm avocados and consume within two days. Keeping jars refrigerated and sealed tight helps minimize browning.

Can I customize the dressing flavors?

Yes, mixing in jalapeño, smoked paprika, or additional herbs enhances the citrusy olive oil dressing naturally.

Is it necessary to layer the ingredients in a specific order?

Layering helps keep ingredients fresh and crisp. Placing dressing at the bottom, followed by sturdy veggies, then chicken and avocado preserves texture.

What is the best way to serve the salad from the jars?

Shake the jar to mix dressing and ingredients evenly or pour contents into a bowl for tossing before serving.

Keto Avocado Chicken Salad

Protein-rich avocado and chicken layers with fresh veggies, ready in mason jars for a quick lunch.

Prep Duration
15 min
Cook Duration
15 min
Complete Duration
30 min
Created by Tyler Morgan

Recipe Type Hearty Comfort Food

Skill Level Easy

Cultural Heritage American

Output 4 Portion Size

Nutritional Categories No Dairy, No Gluten, Reduced-Carb

What You'll Need

Protein

01 2 cups cooked chicken breast, diced or shredded

Vegetables

01 2 ripe avocados, diced
02 1 cup cherry tomatoes, halved
03 1 cup cucumber, diced
04 1/2 cup red onion, finely chopped
05 1/2 cup baby spinach leaves

Dressing

01 2 tablespoons extra-virgin olive oil
02 2 tablespoons fresh lime juice
03 1 garlic clove, minced
04 1/2 teaspoon sea salt
05 1/4 teaspoon ground black pepper

Garnish

01 2 tablespoons fresh cilantro, chopped

Method

Step 01

Prepare Dressing: In a small bowl, whisk together olive oil, lime juice, garlic, salt, and pepper until fully combined.

Step 02

Distribute Dressing Base: Divide the dressing evenly among the bottom of 4 large mason jars.

Step 03

Layer Ingredients: Layer the salad ingredients in each jar in the following order: red onion, cucumber, cherry tomatoes, chicken, avocado, and baby spinach.

Step 04

Add Garnish: Top each jar with chopped cilantro if desired.

Step 05

Seal and Refrigerate: Seal jars tightly and refrigerate until ready to eat.

Step 06

Serve: To serve, shake the jar to distribute the dressing, or pour contents into a bowl and toss.

Kitchen Tools Needed

  • 4 large 16 oz mason jars with lids
  • Sharp knife
  • Cutting board
  • Mixing bowl
  • Whisk

Allergy Alerts

Review ingredients carefully for potential allergens and seek professional medical guidance if concerned.
  • Always check packaged chicken or seasoning labels for hidden allergens

Nutrition Details (serving size)

Numbers shown are estimates only - consult healthcare providers for specific advice.
  • Energy: 340
  • Fats: 20 g
  • Carbohydrates: 7 g
  • Proteins: 28 g