Southwestern Pork Corn Chowder

Name: Southwestern Pork Corn Chowder
Ingredients: 1 pound pork tenderloin; 1 small yellow onion, diced; 2 celery stalks, sliced; 3 cloves garlic, minced; 1 (15 oz) can cannellini beans, drained and rinsed; 3 cups frozen sweet corn; 1 large russet potato, peeled and diced; ½ cup all-purpose flour; 6 cups chicken broth; 1 cup sour cream; 6 tablespoons unsalted butter; ¼ teaspoon paprika; ½ teaspoon cayenne pepper; ¼ teaspoon coriander; 2 tablespoons olive oil; 2 teaspoons kosher salt, divided; 1 teaspoon black pepper, divided