Hearty Vegetarian Enchilada Soup
1 (15 ounce) can black beans, undrained 1 (15 ounce) can red kidney beans, undrained 1 cup chopped green bell peppers 1 cup chopped onion 1 pinch salt to taste 2 (14 ounce) cans mild red enchilada sauce 2 (14 ounce) cans vegetable broth 2 (14.5 ounce) cans diced tomatoes with green… 2 (2.25 ounce) cans sliced black olives, drai… 2 (4.5 ounce) cans diced green chile peppers 2 cloves garlic, minced 2 tablespoons vegetable oil 4 cups drained canned white hominy 8 ounces corn tortilla chips, or to taste ¼ cup shredded Mexican cheese blend, or to ta… ¼ cup sour cream, or to taste