Pumpkin soup

Name: Pumpkin soup
Prep time: 10 min
Cook time: 40 min
Total time: 50 min
Cuisine: American
Ingredients: 36.40 gm Classic Olive Oil; 1 brown onion, finely chopped; 1 leek, white part only, finely sliced; 1 garlic clove, crushed; 1/2 tsp ground coriander; 2.50 gm ground cumin; 1/2 tsp freshly grated nutmeg; 1kg peeled pumpkin, diced; 1 large potato, peeled, diced; 1L chicken stock or vegetable stock; 125ml cream