Lamb tagine

Name: Lamb tagine
Prep time: 12 h
Cook time: 1 h 45 min
Total time: 13 h 45 min
Cuisine: Moroccan
Ingredients: 1.5kg shoulder lamb, diced; 1 large Spanish onion, grated; 2 garlic cloves, crushed; 2.40 gm salt; 1 bunch coriander, leaves chopped; 1 cinnamon stick; 2.50 gm ground cumin; 2.50 gm ground ginger; 2.50 gm paprika; 1 tsp saffron threads; 120ml (6 tbsp) olive oil; 1 large piece orange peel; 800g chopped diced tomatoes; 44.40 gm tomato paste; 375ml beef stock; 1 bay leaf; 30g butter, diced; 57.20 gm honey; 240g can chickpeas, drained, rinsed; 125.00 ml green olives; Chopped mint, to garnish