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Dinner recipe

Slimming World Stuffed Peppers

By Jenny Updated

Dinner Prep: 15 mins Cook: 35 mins Serves 4
Stuffed peppers are one of the most visually impressive syn-free dinners in the Slimming World recipe repertoire. Baked until tender and golden, with a richly seasoned mince and rice filling, they look like something from a weekend dinner party while costing absolutely nothing in syns. The key is seasoning the mince filling generously — cumin, smoked paprika, and plenty of garlic — so that when it bakes inside the pepper the flavours concentrate and intensify. The pepper itself acts as a natural serving vessel and adds sweetness to every bite. This is one of those recipes that converts sceptics about whether you can eat interesting food on Slimming World.

Ingredients

Serves 4

  • 4, any colour, tops cut off and seeds removed large bell peppers
  • 400g extra-lean beef mince (5% fat)
  • 160g dried long-grain rice
  • 1 x 400g tin chopped tomatoes
  • 1, finely diced onion
  • 3, crushed garlic cloves
  • 1 tsp ground cumin
  • 1 tsp smoked paprika
  • 1 tsp dried oregano
  • 100ml beef stock
  • to taste salt and black pepper
  • 8 sprays Frylight cooking spray

Method

  1. 1

    Cook the rice according to packet instructions until just cooked — it will cook further inside the peppers so keep it slightly al dente. Drain and set aside.

  2. 2

    Preheat the oven to 190°C fan (210°C conventional).

  3. 3

    Spray a frying pan with Frylight and cook the onion over a medium heat for 5 minutes until softened. Add the garlic and stir for 1 minute.

  4. 4

    Add the extra-lean mince and cook over medium-high heat for 4–5 minutes, breaking up with a spoon, until browned.

  5. 5

    Stir in the cumin, smoked paprika, and oregano. Add the chopped tomatoes and beef stock. Simmer for 5 minutes until the mixture has reduced and is not too wet.

  6. 6

    Remove from heat and stir in the cooked rice. Season generously with salt and pepper.

  7. 7

    Stand the hollowed peppers upright in a baking dish. Spoon the mince and rice filling into each pepper, pressing it down gently and mounding it above the top.

  8. 8

    Bake in the preheated oven for 30–35 minutes until the peppers are tender and the filling is golden on top. Serve immediately.

Tips & swaps

Cut a thin slice off the bottom of any peppers that will not stand upright — a flat base makes all the difference. Spoon any leftover filling around the peppers in the dish; it bakes alongside them and makes a delicious side. You can also top the filled peppers with a little reduced-fat cheese before baking — 30g per person counts as your HExA.

FAQs

Are stuffed peppers syn-free on Slimming World?

Yes — extra-lean beef mince, rice, peppers, chopped tomatoes, onion, garlic, and stock are all free foods on Slimming World. Frylight spray is also free. As long as you use lean mince with no more than 5% fat and do not add any cheese beyond your Healthy Extra A allowance, the entire dish costs zero syns. Rice is a free food on Slimming World, which means you can have a generous filling without any syn cost.

Can I use other fillings for stuffed peppers on Slimming World?

Absolutely — the stuffed pepper format works with many syn-free fillings. Cooked Quorn mince with the same spice blend makes an excellent vegetarian version. A Spanish-style filling of cooked rice with chopped olives (check syn value), tomatoes, and herbs is popular. You can also stuff peppers with leftover bolognese or chilli from this site — both are free and bake beautifully inside a pepper. The only things to avoid for a syn-free version are fillings that include oil, cheese beyond HEx, or high-fat meat.

Can I make stuffed peppers ahead of time?

Yes — stuffed peppers can be assembled up to the point of baking and kept in the fridge for up to 24 hours before cooking. Cover the dish with cling film and refrigerate, then bring to room temperature for 20 minutes before baking. They can also be baked fully, cooled, and reheated — they keep well in the fridge for 2–3 days and reheat well in the oven at 180°C for 15–20 minutes or in the microwave. The flavour develops nicely overnight, making leftovers an excellent next-day lunch.

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