Slow Cooker Meatballs: Italian Beef and Turkey Meatballs
Many cooks rush the meat mixture, leading to slow cooker meatballs that are dry or fall apart in the sauce. This produces a crumbly texture and a thin, watery liquid. You must avoid overworking the meat to prevent a tough, rubbery result.
These meatballs combine ground beef and ground turkey for a balanced profile. When made correctly, they are tender and moist, coated in a rich tomato sauce with notes of garlic, oregano, and basil. The final result is a savoury dish that holds its shape through the long cooking process.
Chill the shaped balls for 5 minutes before adding them to the slow cooker. This short rest helps the ingredients bind and keeps the meatballs moist. Ensure the internal temperature reaches 74°C (165°F) to guarantee they are fully cooked through.
Slow Cooker Meatballs: Italian Beef and Turkey Meatballs
Recipe cardIngredients
Watch how it's made
Instructions
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Mix the meat
Combine the ground beef, ground turkey, breadcrumbs, Parmesan, egg, parsley, garlic, oregano, basil, pepper, salt and 1/2 tsp sugar in a large bowl. Mix thoroughly with clean hands. Ensure the seasoning is evenly distributed to avoid pockets of salt.
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Shape and chill
Shape the mixture into 5cm (2-inch) balls. Arrange them on a parchment-lined tray with space between each ball. Cover and chill for 5 minutes to set the proteins, which prevents the balls from falling apart.
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Layer the cooker
Transfer the onions, carrot, celery and bay leaves to the slow cooker. Drop the meatballs on top. Pour over the crushed tomatoes, tomato sauce and tomato paste, stirring gently to coat the meat.
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Slow cook meatballs
Cover and cook on low for 6 hours or on high for 3h 45min. Use a thermometer to check that they reach 74°C (165°F) internally. This ensures the meat is safe and tender.
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Thicken the sauce
Let the cooker finish on low heat for the last 30 minutes if you prefer a thicker sauce. This allows excess moisture to evaporate. The sauce should cling to the meatballs.
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Season and serve
Taste the sauce and adjust with additional salt, black pepper or a pinch of red pepper flakes. Serve hot over pasta or with crusty bread. Garnish with extra Parmesan and parsley for a fresh finish.
If the sauce is too thin after cooking, it will not coat the meatballs properly. Stir in an extra tablespoon of tomato paste or simmer the sauce in a pan for 10 minutes. This reduction concentrates the savoury flavour and creates a rich consistency.
What goes wrong and why
Meatballs may fall apart if the mixture does not bind. This happens when you skip the resting period or overmix the meat. Spot this early by checking the texture after five minutes; the mixture should hold its shape firmly before you place the balls into the slow cooker.
What to serve with it
Serve these meatballs over spaghetti or fettuccine for a classic Italian meal. You can also use them as a filling for hearty sub rolls or baguettes. For a quicker option, place them on toasted flatbread with fresh basil and mozzarella to create a pizza-style bite.
Storing and reheating
Store the cooked meatballs in an airtight container in the refrigerator for up to 4 days. For longer storage, place them in an airtight container in the freezer for up to 3 months. Reheat them gently in a saucepan over low heat or in the microwave.
Nutrition per serving
- Calories
- 310
- Protein
- 18.5 g
- Carbs
- 12.0 g
- Fat
- 16.0 g
- Fiber
- 3.5 g
- Sugar
- 5.0 g
Estimated, and offered as a guide rather than a medical figure.
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Questions people ask
Can you put raw meatballs into a slow cooker?
Yes. These meatballs cook through in the sauce, reaching a safe internal temperature of 74°C (165°F). The slow cooker provides a gentle, consistent heat that cooks the meat while keeping it moist.
Should I brown my meatballs before putting in the slow cooker?
No. This recipe does not require browning because the slow cooking process tenderises the meat. Skipping this step makes the process hands-free and maintains the soft texture of the beef and turkey.
Are meatballs better in a slow cooker?
Yes, for convenience and moisture. The enclosed environment prevents the meat from drying out, and the long simmer allows the flavours of the garlic, herbs, and vegetables to penetrate the meatballs deeply.
About the author
Mary C. Rivero
Mary C. Rivero specializes in comforting home‑cooked meals, from hearty pastas and sheet‑pan dinners to quick weeknight snacks. Her recipes feature clear, step‑by‑step directions and practical tips, helping readers create flavorful dishes with confidence and ease.
