Chicken with spice

1/2 onion , sliced very thin 4 garlic cloves , minced 2 roma tomatoes , peeled and chopped 2 tablespoons olive oil 1 chicken breast , cut into bite-size[...]

4 boneless skinless chicken breasts 3 tablespoons olive oil 2 onions , one roughly chopped, one sliced 4 ounces tomatoes 4 ounces ginger , roughly chopped 3[...]

1 lb boneless skinless chicken breast , diced olive oil , divided, as needed 1 cup onion , diced 1/2 cup bell pepper , diced 2 jalapenos, seeded and minced[...]