Curried Lentil Pies Recipe

Name: Curried Lentil Pies Recipe
Ingredients: 2 tablespoons ghee; 1 medium onion, chopped finely; 2 cloves garlic, crushed; 1 1/2 -inch piece ginger, grated; 1 fresh long red chili, chopped finely; 1 stalk celery, trimmed, chopped coarsely; 1 large carrot, chopped coarsely; 2 teaspoons each black mustard seeds, ground cumin and ground cilantro; 1 teaspoon ground turmeric; 1 1/2 cups brown lentils; 13 ounces canned crushed tomatoes; 2 cups vegetable stock; 2/3 cup coconut milk; 1/2 cup frozen peas; 1/2 cup coarsely chopped fresh cilantro; 1 1/4 pounds pumpkin, chopped coarsely; 2 medium potatoes, chopped coarsely; 2 ounces butter