Instant Pot White Chicken Chili

Name: Instant Pot White Chicken Chili
Ingredients: 2 tablespoons olive oil; 4 cloves garlic, minced; 1 large green bell pepper , seeded and chopped; 2 jalapeño peppers , seeded and chopped (leave the seeds in if you like it spicy); 3 ribs celery , chopped; 1 medium yellow onion, chopped; 2 teaspoons ground cumin; 2 teaspoons dried oregano; 1 teaspoon ground coriander; 1/4 teaspoon cayenne pepper, optional; 2 teaspoons salt; 2 (15-ounce) cans cannellini beans , rinsed and drained (or 3 cups homemade beans ); 1 1/2 pounds boneless, skinless chicken breasts, tenders, or thighs; 1 cup chicken broth; 1 cup sour cream; 1/2 cup chopped fresh cilantro