Crockpot bbq chicken sandwich with caramelized onions

Crockpot BBQ chicken sandwiches feature tender, slow-cooked chicken in rich BBQ sauce, topped with sweet caramelized onions, all served on soft hamburger buns. This effortless recipe is perfect for busy nights or casual gatherings.

05 Jan 2026
Cook time 480 min
Prep time 10 min

Ingredients:

6 chicken breasts
2 cups BBQ sauce
1 onion
6 roll hamburger bun
Crockpot bbq chicken sandwich with caramelized onions

Crockpot BBQ chicken sandwiches with caramelized onions is an easy and delicious recipe that's perfect for busy weeknights or a casual gathering. This dish combines tender, slow-cooked chicken with rich BBQ sauce and sweet caramelized onions, all served on soft hamburger buns. It's a comforting and satisfying meal that requires minimal effort but delivers maximum flavor.

Instructions:

1. Prepare the Ingredients:
- Peel and thinly slice the onion.
- Remove any excess fat from the chicken breasts, if necessary.
2. Caramelize the Onions:
- Heat a skillet over medium heat and add a tablespoon of oil or butter.
- Once hot, add the sliced onions.
- Cook, stirring occasionally, until the onions are golden brown and caramelized, about 15-20 minutes. If the onions start to dry out, you can add a splash of water or broth to keep them moist.
- Set aside the caramelized onions.
3. Cook the Chicken:
- Place the chicken breasts at the bottom of your crockpot.
- Pour 2 cups of BBQ sauce over the chicken, ensuring all the breasts are well-coated.
- Add the caramelized onions on top of the chicken.
4. Slow Cook:
- Cover the crockpot with its lid and set it to cook on low for 6-7 hours or on high for 3-4 hours. The chicken should be tender and easily shredded with a fork.
5. Shred the Chicken:
- Once the chicken is done, use two forks to shred the chicken breasts directly in the crockpot. Mix the shredded chicken well to ensure it is evenly coated with the BBQ sauce and onions.
6. Toast the Buns (Optional):
- For a crispier texture, you can lightly toast the hamburger buns. Preheat your oven to 350°F (175°C), place the buns on a baking sheet, and toast for about 5-7 minutes until they are warm and slightly crispy.
7. Assemble the Sandwiches:
- Place a generous amount of the shredded BBQ chicken mixture on the bottom half of each hamburger bun.
- Add any additional toppings you like, such as coleslaw, pickles, or extra BBQ sauce.
- Finish by placing the top half of the bun on the sandwich.
8. Serve:
- Serve the BBQ chicken sandwiches warm and enjoy!

There you have it—a simple and delicious crockpot BBQ chicken sandwich with caramelized onions that will become a family favorite. With just a few ingredients and a bit of patience, you can create a hearty meal that’s sure to impress. Enjoy your tasty creation with some coleslaw or a side of your choice!

Crockpot bbq chicken sandwich with caramelized onions FAQ:

How long do I need to cook the chicken in the crockpot?

Cook the chicken on low for 6-7 hours or on high for 3-4 hours. It's done when the chicken is tender and easily shredded with a fork.

Can I use frozen chicken breasts in this recipe?

Yes, you can use frozen chicken breasts, but it’s recommended to cook on high for 4-5 hours instead of low, as frozen meat takes longer to reach the safe cooking temperature.

What can I substitute for the BBQ sauce?

You can substitute with homemade BBQ sauce or any other flavored sauce like teriyaki or honey mustard, depending on your taste preference.

How should I store leftovers of the BBQ chicken?

Store leftovers in an airtight container in the refrigerator for up to 3-4 days. You can also freeze the shredded chicken for up to 3 months.

What size crockpot should I use for this recipe?

A 4 to 6-quart crockpot is ideal for this recipe, as it provides enough space for the chicken and sauce without overflowing.

Tips:

- For extra flavor, marinate the chicken breasts in BBQ sauce for a few hours or overnight before cooking.

- Use a slotted spoon to remove the chicken from the crockpot to avoid excess liquid on your sandwiches.

- If you prefer a bit of heat, consider adding some chili flakes or a splash of hot sauce to the BBQ sauce.

- Toast the hamburger buns lightly before assembling the sandwiches for added texture.

- You can prepare the caramelized onions in advance and store them in the refrigerator for up to 3 days.

- Shred the chicken with two forks for the perfect consistency.

- Pair the sandwiches with a side of coleslaw or potato salad for a complete meal.

Nutrition per serving

6 Servings
Calories 420kcal
Protein 33g
Carbohydrates 50g
Fiber 2.40g
Sugar 33g
Fat 10g

More recipes

Red potato salad with mustard, dill and pickles

Creamy red potato salad with mustard, dill, and pickles.

07 Jan 2026

Rosemary roasted morning potatoes

Simple and aromatic rosemary roasted potatoes for breakfast.

04 Dec 2025

Walnut and chocolate brownies

Rich chocolate brownies with walnuts and almonds.

13 Nov 2025

Low-carb cauliflower & ham soup with thyme and vinegar

A creamy low-carb cauliflower and ham soup with thyme and vinegar.

26 Jan 2026

Slow cooker shredded chicken

Easy slow cooker shredded chicken with BBQ sauce and spices.

03 Feb 2026

Maple-baked sweet potato

A delicious side of sweet potatoes baked with maple syrup and thyme.

07 Dec 2025

Peanut butter and chocolate fridge bars

No-bake peanut butter and chocolate fridge bars, perfect for snacks.

03 Dec 2025

One-pan lemon and chicken potato bake

Easy one-pan lemon and chicken potato bake with vibrant flavours.

11 Dec 2025

Posts