Steps
1. Cut the avocado in half, remove the pit, and scoop the flesh into a bowl.
2. Mash the avocado lightly with a fork.
3. Peel the banana and slice it into thin rounds.
4. Add the banana slices and cooked black beans to the bowl with the mashed avocado.
5. Drizzle lime juice over the mixture and season with salt and pepper.
6. Gently mix all the ingredients until well combined, being careful not to mash the banana too much.
7. Serve immediately, garnished with chopped cilantro if desired.