Pork with scallions

1 teaspoon red pepper flakes 1 teaspoon peppercorns ground, optional, szechuan 1 tablespoon cornstarch 3 cups chicken broth or broth 2 teaspoons sesame oil 3[...]

2 tablespoons extra virgin olive oil 1 (2 -2 1/2 lb) boneless pork shoulder , cut into 2-inch cubes salt 4 cups chicken broth 1 lb wild rice 3 tomatoes ,[...]