Slow Cooker Hidden Veg Pasta Sauce

  • Author: Ciara Attwell
  • Prep Time: 5 minutes
  • Cook Time: 3.5 hours
  • Total Time: 1 minute
  • Yield: 5 1x
  • Category: Hidden Veg
  • Method: Slow Cooker
  • Cuisine: Pasta Sauce


A tasty tomato pasta sauce cooked in the slow cooker and packed with five different hidden veggies. Perfect for fussy eating kids!


  • 1 onion, chopped
  • 2 garlic cloves, crushed
  • 2 carrots, finely diced
  • 1 celery stick, chopped
  • 1 small courgette, chopped
  • 1 red pepper, chopped
  • 150g diced frozen or fresh cauliflower
  • 680g jar of passata
  • 100ml water
  • 1 vegetable stock pot
  • 1/2 tsp dried oregano


  1. Add all of the ingredients to a slow cooker and mix well.
  2. Cook on high for approx 3.5 hours or on low for approx 5 hours until the veggies are soft.
  3. Blend with a stick blender.
  4. Mix with cooked pasta and serve.


Leftover sauce can be kept in an airtight container or jar in the fridge for up to 3 days. It can also be frozen and defrosted at room temperature in 4-5 hours. Reheat on the hob or in the microwave until piping hot.