Slow-Cooker White Chicken Chili Ingredients: 1 tablespoon olive oil 1 pound chicken breast,  boneless and skinless 3 (14 ounce) cans great northern white beans, drained and rinsed 1 package frozen sweet white corn 2 jalapeño, stemmed, seeded, and chopped 1 red bell pepper, stemmed, seeded and chopped 1 white onion, chopped  2 cloves garlic,