Slow Cooker Hidden Veg & Lentil Sauce

  • Author: Ciara Attwell
  • Prep Time: 2 mins
  • Cook Time: 2.5 hours
  • Total Time: 27 minute
  • Yield: 4 1x
  • Category: Slow Cooker
  • Cuisine: Hidden Veg


An easy and budget friendly hidden veggie pasta sauce made with frozen vegetables and red lentils


  • 250g mixed frozen vegetables
  • 50g dried red lentils
  • 2 garlic cloves, chopped
  • 1 tin chopped tomatoes
  • 300ml vegetable stock
  • 1 tsp oregano


  1. Add all the ingredients to the slow cooker and mix well.
  2. Cook on high for 2.5 hour or low for 4 hours.
  3. Blitz with a hand blender until the sauce is smooth.
  4. If the sauce seems a little thick you can add some water or stock to thin it down.
  5. Mix with cooked pasta.


This sauce will keep in the fridge for up to 3 days. It can also be frozen. Defrost at room temperature and reheat before mixing with pasta.