Christmas Savoury Strudel

Ingredients

• olive oil
  3 tbsp
• onions

  chopped
  2 unit
• garlic cloves (or more) — crushed
  2 unit
• canned tomatoes in juice
  28 oz
• dried basil
  1 tsp
• fl oz red wine
  3 unit
• button mushrooms — washed and sliced
  8 oz
• salt
  1 unit
• freshly ground black pepper
  1 unit
• filo pastry
  10 oz
• butter

  melted
  4 oz
• roasted cashew nuts — roughly chopped
  3½ oz