Tex Mex Stir Fry

Name: Tex Mex Stir Fry
Ingredients: 1 teaspoon olive oil; 1 green bell pepper, chopped; 1 red bell pepper, chopped; 2 tablespoons all-purpose flour, or as needed; 1 (1 ounce) packet taco seasoning mix; 1 pound skinless, boneless chicken breast halves - cut into bite size pieces; 2 teaspoons olive oil; 1 (15 ounce) can black beans, rinsed and drained; 0.5 cup prepared salsa; 1 cup shredded Cheddar cheese