Delicious & Easy Crockpot Sweet and Sour Meatballs
Prepare to delight your taste buds with these incredibly simple yet irresistibly delicious Crockpot Sweet and Sour Meatballs! This versatile recipe is a true crowd-pleaser, perfect for any occasion. Whether you’re looking for a fuss-free weeknight dinner or an impressive appetizer for your next party, these sweet and sour meatballs are sure to be a hit. Made with convenient frozen or fresh meatballs and coated in a vibrant, tangy-sweet sauce, they’re effortlessly cooked to perfection alongside juicy pineapples, crisp onions, and colorful bell peppers in your slow cooker.
The beauty of this recipe lies in its adaptability. For a hearty main course, simply serve these savory meatballs over a bed of fluffy white rice or your favorite noodles. The rich sauce and tender ingredients create a satisfying meal that’s both comforting and full of flavor. If you’re hosting a gathering, transforming them into an easy party appetizer or a game day snack is just as simple. Just grab some toothpicks and offer a side of extra sweet and sour sauce for dipping, and watch them disappear in no time!

Why You’ll Love This Easy Slow Cooker Recipe
There’s a reason why slow cooker sweet and sour meatballs have become a beloved staple in many households – they offer an unbeatable combination of convenience, flavor, and versatility. This recipe takes ease to the next level, ensuring you spend less time in the kitchen and more time enjoying delicious food with loved ones. Here’s why this dish is destined to become a regular in your meal rotation:
- Effortless Preparation: This is truly a “dump and go” recipe. Simply add all the ingredients to your crockpot, set it, and forget it! The slow cooker does all the hard work, making it ideal for busy weekdays.
- Irresistible Flavor Profile: The perfect balance of sweet and tangy notes from the sauce, combined with savory meatballs and fresh vegetables, creates a taste that appeals to almost everyone, even picky eaters.
- Versatile Serving Options: Whether you need a satisfying main dish or a delectable appetizer, these meatballs fit the bill. Serve them over rice, noodles, or as a standalone snack with toothpicks.
- Customizable Ingredients: Easily adapt the recipe to your preferences. Use different types of meatballs, vary the vegetables, or even make your own sweet and sour sauce from scratch.
- Minimal Cleanup: With most of the cooking happening in a single pot, cleanup is a breeze, saving you precious time and effort after a delicious meal.
- Perfect for Meal Prep: These meatballs store and reheat beautifully, making them excellent for meal prepping throughout the week.
The delicious combination of flavors in these sweet and sour meatballs is incredibly easy to achieve. Imagine: just pop a bag of your favorite frozen meatballs, pre-cut diced pineapple, finely diced red onion, and vibrant diced red pepper into your trusty crockpot. Drench them all with a couple of cups of your preferred sweet and sour sauce, and let your slow cooker work its magic. It’s truly that simple to create a dish that tastes like it took hours!
I often turn to these meatballs for a quick and satisfying weeknight dinner, serving them over warm white rice. However, their inviting aroma and delicious taste also make them an absolutely perfect game day appetizer or a party snack. While frozen meatballs offer ultimate convenience, feel free to use homemade meatballs if you have the time and inclination. No matter your choice, you can be confident that these delightful meatballs will be gobbled up in record time by everyone lucky enough to try them.

Essential Ingredients for Your Sweet and Sour Meatballs
Crafting the perfect Crockpot Sweet and Sour Meatballs begins with a handful of accessible ingredients. The beauty of this recipe is its flexibility, allowing you to easily adjust it based on what you have on hand or your dietary preferences.
- Meatballs: You have options here! While any size of pre-cooked, frozen store-bought meatballs works wonderfully for ultimate convenience, I suggest sticking with a classic variety to let the sweet and sour sauce shine. Avoid heavily flavored meatballs that might clash with the sauce. For a homemade touch, you can certainly use your own ground beef meatballs or even ground turkey meatballs for a leaner alternative. If using unfrozen or homemade meatballs, you might need to slightly reduce the cooking time, ensuring they are heated through and the vegetables are tender.
- Pineapple: Fresh or canned pineapple chunks are fantastic. If using canned, be sure to drain it well. I recommend cutting the pineapple into approximately 1-inch pieces. This size ensures they are small enough to enjoy in a single bite with the meatballs but large enough to retain some texture and not become overly soft during the slow cooking process. The natural sweetness and tang of pineapple are essential to balancing the dish.
- Red Onions: Red onions are my top choice for this recipe due to their slightly sharper flavor, which mellows beautifully when cooked, and their ability to retain some pleasant crunch even after hours in the slow cooker. Cut them into 1-inch wedges to provide a substantial bite and visual appeal. You could substitute with yellow or white onions, but the red variety adds a lovely color contrast.
- Bell Peppers: Red bell peppers contribute a gorgeous pop of color and a mild, sweet flavor that complements the sauce perfectly. However, feel free to experiment with green or yellow bell peppers, or even a mix of all three, to add more visual interest and subtle flavor variations. Cut them into 1-inch pieces similar to the pineapple.
- Sweet and Sour Sauce: This is the heart of the dish! You can use any brand of pre-made sweet and sour sauce that you love. Many varieties are available in the international aisle of your grocery store. For an extra special touch, you can also easily whip up a homemade sweet and sour sauce with ingredients like soy sauce, rice vinegar, ketchup, brown sugar, and cornstarch.

Simple Steps: How to Make Sweet and Sour Meatballs in Your Slow Cooker
Making these slow cooker sweet and sour meatballs couldn’t be easier. Just follow these straightforward steps for a delicious meal or appetizer with minimal effort:
- Prepare Your Crockpot: Begin by lightly spraying the inside of your slow cooker with a nonstick cooking spray. This simple step helps prevent sticking and makes for easier cleanup later.
- Combine Ingredients: Carefully add the frozen meatballs, diced pineapple, red onion wedges, and diced red bell pepper into the prepared crockpot. Pour the sweet and sour sauce generously over all the ingredients.
- Coat Evenly: Gently stir everything together until all the meatballs and vegetables are thoroughly coated with the delicious sweet and sour sauce. Ensure an even distribution for maximum flavor penetration.
- Cover and Cook: Secure the lid on your slow cooker. Cook on high for approximately 2 hours, or on low for about 4-5 hours. The cooking time may vary slightly depending on your slow cooker model and whether you used frozen or fresh meatballs. The meatballs should be thoroughly heated, and the vegetables (onions and peppers) should be tender, but still retain a slight bite.
- Serve Warm: Once cooked, these flavorful meatballs are ready to be served! Enjoy them warm as a delightful appetizer, perhaps with toothpicks for easy grabbing. Alternatively, spoon them generously over a bed of freshly cooked rice or noodles for a complete and satisfying meal. Enjoy every sweet and savory bite!

Tips for the Perfect Sweet and Sour Meatballs
- Don’t Overcrowd Your Slow Cooker: For even cooking and to ensure all ingredients are properly coated in sauce, avoid overfilling your crockpot.
- Adjust Sweetness/Sourness: Taste your sauce before adding it. If you prefer it sweeter, add a touch more brown sugar or honey. For more tang, a splash of rice vinegar can do wonders.
- Thickening the Sauce: If you desire a thicker sauce, you can remove the lid for the last 30 minutes of cooking or, after cooking, stir in a slurry of 1-2 tablespoons cornstarch mixed with an equal amount of cold water. Cook on high for another 15-20 minutes, stirring occasionally, until thickened.
- Garnish for Freshness: A sprinkle of fresh chopped green onions or sesame seeds just before serving adds a lovely fresh element and visual appeal.
- Homemade Sauce Advantage: While store-bought sauce is convenient, making your own allows for complete control over the flavor profile and ingredients.
Frequently Asked Questions About Sweet and Sour Meatballs
Should I thaw the meatballs before adding them to the crockpot?
No, there is absolutely no need to thaw the meatballs beforehand. One of the best parts of this easy crockpot recipe is the convenience of using frozen meatballs directly from the bag. You can simply toss them in with the rest of the ingredients, cover your slow cooker, and let it do all the work, cooking them perfectly from their frozen state.
How long does it take to make Sweet and Sour Meatballs in the slow cooker?
If you are using frozen meatballs, this recipe typically takes about 2 hours to cook on the high setting or approximately 4-5 hours on the low setting. The goal is to cook until the vegetables are tender and the meatballs are thoroughly heated through to a safe internal temperature.
Can I use uncooked meatballs instead of frozen?
Yes, absolutely! If you prefer to use homemade or uncooked meatballs, feel free to incorporate them into this recipe. The only difference you might notice is that the cooking time could be slightly shorter since the meat doesn’t need to thaw. When using uncooked meatballs, ensure the meat reaches an internal temperature of 165 degrees F (74 degrees C) for safety. You can either brown them briefly in a large skillet before adding them to the crockpot or place them directly into the slow cooker if they are small enough to cook through properly in the sauce.
Can I make these meatballs spicy?
Yes, easily! To add a kick, consider adding a pinch of red pepper flakes to the sauce, a dash of sriracha, or a few slices of fresh jalapeño along with the bell peppers. Adjust the amount to your preferred level of heat.
What if I don’t have red onions or red peppers?
While red onions and red peppers offer great flavor and color, you can certainly substitute them. Yellow or white onions will work fine, as will green or yellow bell peppers. The core flavors will still be delicious!
Storing and Reheating Your Delicious Meatballs
These sweet and sour meatballs are just as delicious the next day, making them excellent for leftovers or meal prepping. Proper storage and reheating will ensure they maintain their fantastic flavor and texture:
- Refrigerator: To store leftovers, transfer the cooled meatballs and sauce into an airtight container. They will keep well in the refrigerator for up to 3 days.
- Freezer: For longer storage, allow the cooked meatballs and sauce to cool completely. Transfer them to freezer-safe bags or an airtight freezer container. They can be stored frozen for up to 2 months. When you’re ready to enjoy them, thaw overnight in the refrigerator before reheating.
- To Reheat: You have a couple of convenient options for reheating. You can easily microwave individual portions until heated through. Alternatively, for a larger batch or a gentler reheat, transfer the meatballs and sauce to a saucepan and warm over medium heat on the stovetop, stirring occasionally. You might find that adding an extra splash of water, a touch of soy sauce, or more sweet and sour sauce helps loosen the sauce and restore its original consistency as it warms up.

Crockpot Sweet and Sour Meatballs Recipe
The Carefree Kitchen
This sweet and sour meatballs recipe is an easy slow cooker meal that works equally well as an appetizer or as a main course. They’re made with either frozen or fresh meatballs, and covered in a delicious sweet and sour sauce along with pineapples, onions, and peppers.
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Rate Recipe
5 mins
2 hrs
2 hrs
5 mins
8
people
Ingredients
- 2 pounds meatballs, frozen
- 1½ cups pineapple, cut into 1″ pieces
- 1 cup red onion, cut into 1″ wedges
- 1 large red pepper, cut into 1″ pieces
- 2 cups sweet and sour sauce
Instructions
Spray a slow cooker with nonstick cooking spray, then add the frozen meatballs, diced pineapple, red onion, and diced red pepper. Top with the sweet and sour sauce, stirring until everything is coated.
Cover and cook for about 2 hours on high, 4-5 hours on low, or until the vegetables are tender.
Serve warm as an appetizer or over cooked rice. Enjoy!
Notes
Storing instructions: store in an airtight container in the fridge for up to 3 days, or in the freezer for up to 2 months. Thaw overnight in the fridge.
Reheating: you can either microwave the meatballs, or reheat in a saucepan over medium heat. You may want to add an extra splash of water, soy sauce, or sweet and sour sauce while it warms.
Nutrition Facts (Estimated Per Serving)
Carbohydrates: 54g |
Protein: 27g |
Fat: 24g |
Saturated Fat: 9g |
Polyunsaturated Fat: 2g |
Monounsaturated Fat: 11g |
Cholesterol: 82mg |
Sodium: 2825mg |
Potassium: 618mg |
Fiber: 2g |
Sugar: 14g |
Vitamin A: 668IU |
Vitamin C: 42mg |
Calcium: 52mg |
Iron: 3mg
Disclaimer: Nutritional values were calculated using a third-party tool and are provided as an estimation only.
Appetizer, Main Course
American
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More Delicious Crockpot Recipes to Try
If you love the ease and delicious results of slow cooking, then you’ll definitely want to explore these other fantastic crockpot recipes:
- Slow Cooker BBQ Chicken
- Slow Cooker Chicken and Gravy
- Crock Pot Salsa Chicken
- Crockpot Italian Meatballs
- Mississippi Chicken
- Slow Cooker Chicken Noodle Soup
- Crock Pot Rump Roast
- Crock Pot Scalloped Potatoes
- Slow Cooker Spare Ribs
- Sweet and Sour Meatballs (This is likely a different variation or internal link to the same article.)
- Slow Cooker Baby Back Ribs
- Find even more amazing Slow Cooker Recipes here
- Discover other fantastic Easy Weeknight Meals
This Sweet and Sour Meatballs slow cooker recipe truly exemplifies effortless cooking without compromising on flavor. Packed with savory meatballs, juicy pineapples, crisp onions, and vibrant bell peppers all bathed in a delectable sweet and sour sauce, it’s a dish that seamlessly transitions from an enticing appetizer to a satisfying family dinner served over rice. Enjoy the simplicity and the incredible taste!
