Creamy White Chili

INGREDIENTS

• 1 tablespoon olive oil
• 1 pound skinless, boneless chicken breast halves, cut into 1/2-inch cubes
• 1 onion, chopped
• 2 cloves garlic, chopped
• 2 (15.5 ounce) cans great Northern beans, rinsed and drained
• 1 (14.5 ounce) can chicken broth
• 2 (4 ounce) cans chopped green chiles
• 1 teaspoon salt
• 1 teaspoon ground cumin
• 1 teaspoon dried oregano
• 1/2 teaspoon ground black pepper
• 1/4 teaspoon cayenne pepper
• 1 cup sour cream
• 1/2 cup heavy whipping cream