Preheat the oven to 375°F.
Spray a 9x13 baking dish with cooking spray.
Brown the ground beef in a large skillet over medium heat.
When ground beef is partially cooked, add bell peppers. Continuing cooking over medium heat until ground beef is cooked through and bell pepper is tender.
Stir in Bush's Black Beans, Corn, Taco Seasoning and Diced Tomatoes. Cook until heated through, about 3 minutes and set aside.
Place tortilla strips on the bottom of the casserole dish. Spread refried beans over the layer of tortilla strips. Top with the black bean/bell pepper mixture, followed by the enchilada sauce. Top generously with cheese.
Bake for 20 minutes or until cheese is melted.
Garnish with lettuce, tomatoes or salsa if desired.