This slow cooker spaghetti is a creamy, savory dish featuring tender chicken, melty cheeses, and perfectly cooked spaghetti. Prepared with a medley of canned soups, fresh chicken, and vibrant spices, this meal cooks slowly to enhance the flavors beautifully.

Recipe Overview
| Prep Time | 15 minutes |
| Cook Time | 3 hours 40 minutes |
| Total Time | 3 hours 55 minutes |
| Servings | 6 servings |
| Difficulty | Easy |
| Cuisine | Italian-American |
Why This Recipe Works
Slow cooker spaghetti thrives from the harmonious blending of cheese, tomatoes, and chicken aromas. The recipe captures traditional spaghetti allure while embracing the slow cooker method, yielding tender chicken and rich sauce effortlessly. Having crafted numerous versions, this slow cooker adaptation remains a household favorite due to its perfect balance and simplicity in preparation.
The addition of cream cheese and Velveeta ensures a velvety texture, coating each spaghetti strand luxuriously. It’s an ideal solution for busy days when minimal effort but outstanding taste is desired. Experience has shown that pre-mixing the ingredients allows for an even distribution, enhancing flavor depth.
Ingredients
| Ingredient | Quantity | Notes with Alternatives |
|---|---|---|
| Cooking spray | As needed | Non-stick; use any brand |
| Condensed cream of chicken soup | 10.5 oz | 1 can |
| Condensed cream of mushroom soup | 10.5 oz | 1 can |
| Diced tomatoes and green chiles | 10 oz | 1 can, Ro*Tel® recommended |
| Cream cheese | 4 oz | Cubed; soften before use |
| Processed cheese product | 4 oz | Velveeta®, cubed |
| Chicken broth | 1/4 cup | Low sodium preferred |
| Onion powder | 1 1/2 tsp | Enhances flavor depth |
| Kosher salt | 3/4 tsp | Seasoning |
| Black pepper | 1/4 tsp | Freshly ground |
| Skinless, boneless chicken breasts | 1 1/2 lbs | Protein source |
| Colby Jack cheese | 4 oz | Shredded, about 1 cup |
| Uncooked spaghetti | 12 oz | Main pasta ingredient |
| Flat-leaf parsley | Chopped | For garnish |
Step-by-Step Instructions
- Spray a 6-quart slow cooker with cooking spray.
- Add cream of chicken soup, cream of mushroom soup, diced tomatoes and green chiles, cream cheese, Velveeta, broth, onion powder, salt, and pepper; mix well.
- Nestle chicken breasts into soup mixture and cover with the lid.
- Cook on Low for about 3 1/2 hours or until a thermometer inserted into the thickest portion of chicken registers 165°F (74°C).
- Transfer chicken to a clean cutting board and let it cool slightly.
- Shred the chicken once it is cool enough to handle and return to the soup mixture.
- Add Colby Jack cheese and stir until evenly coated.
- Cover with the lid, turn off heat, and let sit until cheese is mostly melted, about 5 minutes.
- Meanwhile, cook spaghetti according to package directions.
- Drain pasta, reserving 1 cup of cooking water, and set aside.
- Add pasta to the slow cooker, stirring until evenly coated.
- Add a little more cooking water if necessary to maintain a creamy consistency.
- Garnish with parsley and serve immediately.
Chef Tips for Perfect Results
- Pre-cubed cheeses melt more consistently; ensure uniform pieces.
- Use fresh, good quality chicken to maximize tenderness and flavor.
- Reserve pasta water judiciously, using sparingly to control sauce consistency.
- Monitor the chicken’s internal temperature to prevent overcooking.
Common Mistakes to Avoid
- Overcooking the chicken: leads to dryness; verify with a thermometer.
- Not mixing ingredients before cooking: results in uneven flavor distribution.
- Adding too much pasta water: over-saturates, diluting the creamy texture.
- Skipping fresh herbs: parsley adds freshness and visual appeal.
Variations and Substitutions
| Ingredient | Substitution | Impact on Flavor |
|---|---|---|
| Cream cheese | Greek yogurt | Makes sauce slightly tangier |
| Velveeta cheese | Cheddar cheese | Richer, more robust flavor |
| Colby Jack cheese | Monterey Jack | Similar flavor profile, slightly less sharp |
| Chicken breasts | Turkey breast | Similar texture, milder taste |
| Diced tomatoes | Fresh tomatoes and jalapeños | Fresher taste, customize spice level |
Serving Suggestions and Pairings
Serve this spaghetti with a side of garlic bread and a fresh green salad like Caesar for a balanced meal. Ideal for family dinners or a cozy gathering with friends, the rich, creamy flavors pair beautifully with a crisp white wine (non-alcoholic options: sparkling water or mocktails).
Storage and Reheating
| Method | Duration | Instructions |
|---|---|---|
| Refrigerator | 3-4 days | Store in airtight containers |
| Freezer | Up to 3 months | Freeze in portions; thaw overnight |
| Microwave | Single serving | Heat on high for 2-3 minutes, stirring halfway |
| Stovetop | Multiple servings | Reheat on medium, stirring occasionally |
Nutritional Information
| Nutrient | Amount per Serving |
|---|---|
| Calories | 480 |
| Protein | 28g |
| Fat | 20g |
| Carbohydrates | 47g |
| Fiber | 3g |
| Sugar | 7g |
| Sodium | 1180mg |
Frequently Asked Questions
Can I use other types of pasta?
Yes, other types of pasta can be used. Penne or fusilli are excellent alternatives due to their ability to capture and hold sauce. Adjust cooking time as necessary to avoid overcooking.
How do I know the chicken is cooked perfectly?
The chicken is perfectly cooked when the internal temperature reaches 165°F (74°C) as measured by a food thermometer. This ensures safe consumption and optimal texture.
What should I do if the sauce is too thin?
If the sauce is too thin, reduce it by cooking uncovered on high heat for a few minutes or add additional cheese to thicken. Be cautious not to over-reduce, which could lead to over-concentration.
Can this dish be made ahead of time?
Yes, this dish can be made ahead and stored in the refrigerator for up to 4 days. It is advisable to cook and add spaghetti just before serving to maintain pasta texture.
What is a good alternative to canned soups for a homemade touch?
For a homemade touch, create a roux-based sauce with chicken stock, milk, and mushrooms, blending until smooth. This offers a fresher, less processed flavor with slightly more preparation effort.
Conclusion
This slow cooker spaghetti effortlessly combines convenience and gourmet quality, delivering rich flavors with minimal fuss. Harnessing the power of the slow cooker resets expectations for midweek meals, rewarding your efforts with a creamy signature pasta dish worth every bite.

Delicious Slow Cooker Spaghetti Recipe
Ingredients
Method
- Spray a 6-quart slow cooker with cooking spray.
- Add cream of chicken soup, cream of mushroom soup, diced tomatoes and green chiles, cream cheese, processed cheese, broth, onion powder, salt, and pepper; mix well.
- Nestle chicken breasts into the mixture.
- Cover and cook on low for 3 hours.
- Uncover, add uncooked spaghetti, and cook an additional 2 hours.
- Sprinkle shredded Colby Jack cheese atop the spaghetti layer.
- Cover and cook for 30 more minutes.
- Let rest 10 minutes before gently stirring through the spaghetti. Garnish with parsley before serving.
Nutrition
Notes
Low sodium broth is recommended
Non-stick cooking spray helps prevent sticking
Chicken breasts should be cubed for even cooking









