- 1 tablespoon olive oil
- 1 small onion, chopped
- 1 pound ground beef
- 1 (12 ounce) can corn, drained
- 1 (14 ounce) can black beans
- 1 cup biscuit baking mix (such as Bisquick®)
- 1/2 cup milk
- 1/2 cup shredded sharp Cheddar cheese
- 1 egg
- 2 tablespoons diced jalapeno peppers
- 1/2 cup salsa
- 1/2 cup sour cream
- Preheat oven to 350 degrees F (175 degrees C).
- Heat olive oil in a large skillet over medium heat. Add onion; cook and stir until softened, about 5 minutes. Add beef; cook and stir until no longer pink, 5 to 7 minutes.
- Pour onion and beef mixture into an ungreased 8-inch baking dish. Layer corn and black beans on top.
- Stir biscuit baking mix, milk, Cheddar cheese, egg, and jalapeno peppers together in a bowl until well-blended. Pour evenly over black beans in the baking dish.
- Bake in the preheated oven until golden brown, 30 to 35 minutes.
- Serve topped with salsa and sour cream.