High-Protein Slow-Cooker Chicken Stew with Spinach and Potatoes

There are weeks when my slow cooker becomes my favorite coworker—quiet, dependable, and never once complaining that I forgot to press “start.” This high-protein chicken stew was born on one of those weeks: a snowy Tuesday when the fridge held little more than chicken thighs, a bag of baby spinach, and the last of the potatoes. I tossed everything in, set the dial to low, and walked away. Eight hours later the house smelled like Sunday at Grandma’s, and my fitness tracker was applauding the 38 g of protein per bowl. I’ve tweaked it dozens of times since—adding Greek yogurt for creaminess, smoked paprika for depth, and a squeeze of lemon to wake everything up—but the soul of the recipe is unchanged: dump, ignore, devour.

Ingredient Breakdown

Chicken thighs stay succulent after eight hours; breasts dry out. I remove the skin to keep saturated fat modest but leave the bone in for collagen-rich broth. Swap for boneless if you’re in a hurry—cook time drops to 5 hours on low.

Yukon Gold potatoes hold their shape yet release just enough starch to thicken the gravy. Red potatoes work; russets get mealy. Leave the peel on for extra potassium.

Baby spinach wilts in minutes at the end, preserving folate and vitamin C. Frozen spinach is fine—thaw and squeeze dry first.

Plain Greek yogurt (2 % or 5 %) adds creamy body and an extra 10 g protein per cup. Stir it in after cooking so the live cultures don’t die.

Smoked paprika + cumin give depth without heat; kids taste “yummy” rather than “spicy.”

Lemon zest & juice brighten the slow-cooked flavors. Add zest at the beginning, juice just before serving.

Step-by-Step Instructions

1. 1

   Prep the produce: Scrub potatoes and cut into 1-inch (2.5 cm) cubes. Dice onion, mince garlic, and zest the lemon. Keep spinach in the fridge until step 7.
2. 2

   Brown (optional but worth it): Pat chicken dry, season with 1 tsp salt + ½ tsp pepper. Heat 1 Tbsp oil in a skillet over medium-high; sear skin-side down 3 min until golden. Transfer to slow cooker. Deglaze skillet with ¼ cup broth, scraping browned bits into the pot.
3. 3

   Load the slow cooker: Add potatoes, onion, garlic, carrots, paprika, cumin, bay leaf, lemon zest, broth, and remaining salt. Nestle chicken on top; liquid should barely cover vegetables.
4. 4

   Cook: Cover and cook on LOW 7–8 hours or HIGH 4 hours. Meat is done when it shreds easily with two forks.
5. 5

   Shred: Remove chicken. Discard bones/skin if used. Shred meat back into the pot; stir gently.
6. 6

   Finish: Turn cooker to WARM. Whisk Greek yogurt with ½ cup hot broth in a mug, then return the mixture to the stew—this prevents curdling. Add spinach, cover 5 min until wilted.
7. 7

   Season: Stir in lemon juice, taste, and add salt/pepper as needed. Fish out bay leaf. Serve steaming hot with crusty bread or over cauliflower rice for extra volume.

Expert Tips & Tricks

• Layer smart: Place dense veg on the bottom where the heating element is hottest; chicken up top stays juicy.
• Thicken naturally: Mash a handful of potatoes against the side of the pot and stir for a velvety texture.
• Yogurt safety: Use full-fat or 2 %; non-fat is prone to curdling. Bring to room temp before whisking in.
• Spinach math: 5 oz (140 g) fresh wilts to about 1 cup; 10 oz frozen = 1 cup squeezed dry.
• Overnight oats hack: Double the batch, portion into mason jars, and you’ve got grab-and-go lunches for the week.

Common Mistakes & Troubleshooting

Variations & Substitutions

• Vegetarian: Swap chicken for two cans of drained chickpeas + 1 cup green lentils; use vegetable broth and 1 Tbsp olive oil. Cook 6 h LOW.
• Dairy-free: Replace Greek yogurt with ¾ cup canned coconut milk; add 1 tsp cornstarch slurry for thickness.
• Low-carb: Sub potatoes with cauliflower florets and reduce broth by ½ cup; cook 4 h LOW so cauliflower stays al dente.
• Mediterranean twist: Add ½ cup sun-dried tomatoes, 1 tsp oregano, and swap spinach for chopped kale. Finish with feta crumbles.
• Spicy: Stir in 1 chipotle pepper in adobo + ½ tsp cayenne with the paprika.

Storage & Freezing

Refrigerate: Cool to room temp, transfer to airtight containers, and refrigerate up to 4 days. The stew thickens; thin with broth when reheating.

Freeze: Portion into 2-cup souper-cubes or zip bags. Freeze flat up to 3 months. Thaw overnight in fridge, then warm gently on stove or microwave 70 % power to prevent yogurt separation.

Meal-prep bowls: Layer ¾ cup cauliflower rice, 1 cup stew, and 1 Tbsp shredded Parmesan. Microwave 2 min for 30 g protein lunches.

Frequently Asked Questions

Happy slow-cooking! May your house smell like Sunday every weekday.

High-Protein Slow-Cooker Chicken Stew with Spinach & Potatoes

Soups

Prep

15 min

Print Recipe Pin Recipe

Cook

6 hr

Total

6 hr 15 min

Serves 6

Easy

Ingredients

• 1.5 lb boneless skinless chicken breast, cubed
• 1 lb baby potatoes, halved
• 4 cups baby spinach
• 1 large carrot, diced
• 2 stalks celery, diced
• 1 small onion, chopped
• 3 cloves garlic, minced
• 3 cups low-sodium chicken broth
• 2 tbsp tomato paste
• 1 tsp dried thyme
• 1 tsp dried oregano
• ½ tsp smoked paprika
• 1 bay leaf
• ½ tsp salt + ¼ tsp black pepper
• 2 tbsp chopped fresh parsley (garnish)

Instructions

1. Add chicken, potatoes, carrot, celery, onion, and garlic to the slow cooker.
2. Whisk broth, tomato paste, thyme, oregano, paprika, salt, and pepper; pour over solids.
3. Tuck in bay leaf, cover, and cook on LOW 6 hours (or HIGH 3 hours).
4. Stir in spinach 10 minutes before serving; replace lid until wilted.
5. Taste and adjust seasoning; discard bay leaf.
6. Ladle into bowls, sprinkle with parsley, and serve hot.

Recipe Notes

• Swap spinach for kale or Swiss chard if preferred.
• Thicken stew by mashing a few potatoes against the pot wall.
• Leftovers freeze up to 3 months; thaw overnight in fridge.

Calories

320

Protein

38g

Carbs

28g

Fat

5g