Final answer:
Quesadillas often include a variety of fillings besides meat and cheese, such as fresh and cooked vegetables, refried beans, and rice. Guacamole is also a frequent accompaniment.
Step-by-step explanation:
Besides meat and cheese, a quesadilla may include a variety of other fillings. Common additions are fresh vegetables like bell peppers, onions, and mushrooms, as well as cooked vegetables, which might include zucchini or corn. Some quesadillas also have refried beans or rice inside them. Additionally, guacamole is a popular accompaniment to quesadillas and typically includes avocados, lemon juice, onion, tomatoes, coriander, salt, and pepper. It's important to note, quesadilla fillings can vary greatly depending on personal preferences and cultural influences.