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Dinner recipe

Slimming World Spaghetti Bolognese

By Jenny Updated

Dinner Prep: 10 mins Cook: 30 mins Serves 4
A good bolognese is a cornerstone of any family dinner rotation, and on Slimming World it is one of the most satisfying meals you can make because it is entirely syn-free. The secret to this version is the soffritto — finely diced onion, carrot, and celery cooked down slowly before the mince goes in. This vegetable base adds a natural sweetness and body to the sauce that elevates it far beyond a basic mince and passata. Pasta is a free food on Slimming World, so you can serve this over a proper generous portion of spaghetti and eat the whole plate without spending a single syn. It is the kind of meal that makes you forget you are following a plan.

Ingredients

Serves 4

  • 500g extra-lean beef mince (5% fat)
  • 500ml passata
  • 1 large, finely diced onion
  • 1 medium, finely diced carrot
  • 2, finely diced celery sticks
  • 3, crushed garlic cloves
  • 1 tbsp tomato puree
  • 100ml beef stock
  • 1 tsp dried oregano
  • 1 tsp dried basil
  • 1 bay leaf
  • to taste salt and black pepper
  • 8 sprays Frylight cooking spray
  • 300g, to serve dried spaghetti

Method

  1. 1

    Spray a large, heavy-based saucepan with Frylight and place over a low-medium heat. Add the onion, carrot, and celery and cook for 8–10 minutes, stirring regularly, until completely softened. Do not rush this step — the soft, sweet vegetable base is the foundation of the sauce.

  2. 2

    Add the crushed garlic and stir for 1 minute until fragrant.

  3. 3

    Increase the heat to medium-high and add the extra-lean mince. Break it up thoroughly with a wooden spoon and cook for 5 minutes until browned all over, draining any excess liquid.

  4. 4

    Stir in the tomato puree and cook for 1 minute, allowing it to caramelise slightly against the base of the pan.

  5. 5

    Add the passata, beef stock, dried oregano, dried basil, and bay leaf. Stir well to combine and bring to a gentle simmer.

  6. 6

    Reduce the heat to low, season with salt and pepper, and simmer uncovered for 20–25 minutes, stirring occasionally, until the sauce has thickened to a rich consistency.

  7. 7

    While the sauce finishes, cook the spaghetti according to the packet instructions in a large pan of salted boiling water.

  8. 8

    Remove the bay leaf from the bolognese, taste and adjust seasoning, then serve over the drained spaghetti.

Tips & swaps

Finely dicing the vegetables — almost mincing them — means they practically disappear into the sauce, which is ideal if you are cooking for fussy children. For a deeper flavour, add a small splash of Worcestershire sauce (free on plan) with the passata. The bolognese sauce freezes perfectly and is even better reheated the next day.

FAQs

Is pasta free on Slimming World?

Yes — dried pasta is a free food on Slimming World, meaning you can eat it without counting syns. This applies to all types of dried pasta: spaghetti, penne, fusilli, rigatoni, and so on. Fresh pasta and egg pasta are also free. The syn-free status of pasta is one of the reasons bolognese is such a popular Slimming World recipe — you can eat a proper serving of pasta and sauce for zero syns. The only pasta to be careful with is tinned pasta in sauce, which may contain added ingredients that carry syns.

Can I make this bolognese sauce ahead of time?

Yes — the bolognese sauce is an excellent make-ahead recipe. It keeps in the fridge for up to three days and actually improves overnight as the flavours develop and deepen. It also freezes brilliantly in portions for up to three months. Make a double batch when you have time, freeze in individual or family-sized portions, and you have a completely syn-free dinner ready on even the busiest evenings with minimal effort.

What is the best way to reduce calories further in this recipe?

The bolognese itself is already free on Slimming World, so you are eating within the plan as written. If you want to reduce the calorie density further, you can swap half the spaghetti for spiralised courgetti (courgette noodles), which are free and very low calorie while adding a Speed Food element. Cauliflower rice also works as an alternative base. Both swaps maintain the syn-free status of the meal and are popular with members who want extra-fast weight loss results on the plan.

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