Dad's minute steak with golden onions - Good Food Middle East

Ingredients

• 5 tbsp red wine
• 2 tbsp soy sauce
• 1 tbsp Dijon mustard
• 1 tsp light muscovado sugar
• 450g minute or sandwich steaks, cut into strips
• 1 tbsp olive oil
• 1 large onion, thinly sliced
• 4 thick slices of bread (choose Dad’s favourite, either white or brown)
• 50g garlic butter
• watercress, to serve