1. In a bowl, combine the halloumi, ricotta, saffron, sugar, honey, walnuts, pistachios, cinnamon, nutmeg, orange juice, melted butter, and vanilla extract.
2. Transfer the mixture to a serving dish and spread it out evenly.
3. Sprinkle the breadcrumbs over the mixture and bake in a preheated oven at 180 degrees Celsius for 15 minutes, or until golden brown.
4. Remove from the oven and let cool for a few minutes before serving.
5. Garnish with chopped mint and a lemon wedge.