Baked mushrooms stuffed with spinach, Brie and walnuts

Funghi al forno ripieno di spinaci, brie e noci  ➤ Serves 4  ➤Preparation 10 minutes   ➤ Cooking 20 minutes 3 tbsp olive oil 4 field or Portobello mushrooms, wiped and stalks removed 225g baby leaf spinach 40g walnuts, chopped 100g Brie (or Blue Stilton), cut into small pieces salt and freshly ground black pepper mixed salad leaves and cherry tomatoes […]