Toasted Steak Sandwich - Recipes - Slimming World

Toasted Steak Sandwich

Toasted Steak Sandwich
  • Serves: 2
  • Ready in: Less than 30 Minutes
  • Difficulty Rating: 1
  • Syns per serving:

      Add 6 Syns if not using Wholemeal bread small loaf as a Healthy Extra.

Layers of melt-in-the-mouth beef and sweet, sticky onions...yours to enjoy and Syn free!


  • 3 onions, finely sliced
  • 1 tbsp balsamic vinegar
  • Low calorie cooking spray
  • Salt and freshly ground black pepper
  • 350g beef steaks, all visible fat removed
  • 4 slices wholemeal bread (from a small 400g loaf)
  • 2 tsp mustard powder
  • 50g fat-free natural fromage frais
  • Rocket leaves to serve


  1. Heat a frying pan sprayed with low calorie cooking spray and stir-fry the onions for 3-4 minutes. Reduce the heat, cover and cook for a further 15 minutes, until browned. Stir in the vinegar and remove from the heat.
  2. Meanwhile, heat a non-stick griddle pan over a high heat, season the steaks and cook for 2 minutes on each side (for well-done steaks, cook for a further 2 minutes on each side). Remove from the pan, cover with foil and set aside to rest.
  3. Toast the bread. Mix together the mustard powder and 4 tsp water, then stir in the fromage frais. Spread onto two of the slices of toast and top with a few rocket leaves.
  4. Slice the steak, place over the rocket and top with the onions and remaining toast.

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