Slow Cooker Mustard Beef Casserole

This recipe was inspired by Jamie Oliver’s dish, I just added a few extra ingredients and turned it into a slow cooker dish. Nutrient dense, easy, family friendly meal. Dairy and Gluten Free (if you use GF Worcester sauce).

Slow Cooker Mustard Beef Casserole



Prep time




  • 900g-1kg beef chuck or casserole steak, cut into chunks

  • 2 Tbsp rice flour (or any other GF flour)

  • 1 onion

  • 4 cloves garlic

  • 3 carrots, sliced

  • 3 Tbsp wholegrain mustard

  • 1 can of tinned tomatoes

  • 120ml worcester sauce

  • 1/3 cup red wine (optional)

  • 1/2 tub tomato paste (70g)

  • Salt & pepper


  • Heat a fry pan with olive oil over medium heat. Saute the garlic and onions for a few minutes then add the beef steak. Add the flour and cook for another 4-5 minutes.
  • Place all the ingredients into the slow cooker and cook on high for 4-5 hours or low for 8-9 hours until the sauce thickens and the meat falls apart.
  • Season to taste then serve with kumara or potato mash with some greens.

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