Honey Mustard Chicken with Spring Risotto

Name: Honey Mustard Chicken with Spring Risotto
Ingredients: 1 tablespoons olive oil; 1 tablespoons unsalted butter; 2 cups chopped leeks, white and light green parts; 1 medium onion; 1 1/2 cups Arborio rice; 2/3 cup dry white wine; 5 cups simmering chicken stock; 1 pound asparagus; 1 1/2 cups shelled fresh or frozen peas; Zest of 1 lemon; Kosher salt and freshly ground black pepper; 2 tablespoons freshly squeezed lemon juice; 1/3 cup mascarpone cheese; 1/2 teaspoon dill (dried is fine); 1/2 cup freshly grated Parmesan, plus extra for serving; Dash of parsley--for serving