Add olive oil to a dutch oven over medium heat, add leek. Cook 5 minutes stirring frequently until slightly translucentWhisk together vegetable stock and pumpkin purée, set asideAdd rice to leeks, add the wine, allspice, nutmeg, thyme and 1 teaspoon of the salt. Mix well and then add 1/2 cup of the broth mix. Stir wellContinue cooking over medium to low heat stirring frequently adding 1/2 cup of the broth at a time about every 5 minutes or soThe risotto should be nice and creamy with the rice slightly al dente. The risotto should take about 25-30 minutes to cookAdd the cheese at the very end and stir wellTaste the risotto and add the other teaspoon (if necessary) of salt to taste at the end.Serve with crumbled bacon and parsley as a garnish