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a bowl of crockpot spaghetti casserole

Crockpot Spaghetti Casserole

Make a delicious homemade spaghetti sauce with this Crockpot Spaghetti Casserole.
Course Main
Cuisine American, Western
Keyword crockpot spaghetti, easy spaghetti recipe, slow cooker spaghetti
Prep Time 5 minutes
Cook Time 4 hours 10 minutes
Total Time 4 hours 15 minutes
Servings 6
Calories 508kcal


  • 2 tsp olive oil
  • 1 lb (450 g) ground beef
  • 6 slices of lean bacon cut up
  • 2 X 28 oz (1.5l) pasta sauce 1.5l pasta sauce
  • 2 tbsp balsamic vinegar
  • 1 tbsp maple syrup
  • 1 tsp Herbes du Provence
  • 1.5 tsp oregano
  • 10 basil leaves roughly torn
  • 8 oz (225g) spaghetti cut into thirds
  • 1 cup (125g) shredded mozzarella


  • Heat oil in a frying pan / skillet and add beef and bacon and cook until beef is browned. Drain any extra liquid from the meat and add it to the lightly oiled Crockpot insert.
  • Add in the rest of the ingredients up to the spaghetti into your Crockpot and mix.
  • Top with the mozzarella and cover and cook on low for 4-5 hrs. (Check after 4 hrs and if needs extra time then cook for a little longer.)


  • You can substitute ground chicken or pork instead of ground beef.
  • Check out the “How to Make Homemade Crockpot Spaghetti Sauce” above if you want to make your own homemade spaghetti sauce to go with your Crockpot Spaghetti Casserole.
  • Breaking the spaghetti into thirds will help the pieces fit into your Crockpot.

What to Serve with Crockpot Spaghetti Casserole

Spinach Salad.
Roasted Courgette Salad.



Calories: 508kcal | Carbohydrates: 32g | Protein: 24g | Fat: 30g | Saturated Fat: 11g | Cholesterol: 82mg | Sodium: 319mg | Potassium: 359mg | Fiber: 1g | Sugar: 4g | Vitamin A: 125IU | Calcium: 127mg | Iron: 2.5mg