Cook the beef filling

• Heat the olive oil in a pan over high heat and cook the ground beef until fully cooked.
• Add the taco seasoning, tomato paste, corn, black beans and water.
• Simmer until juicy but not watery, then turn off the heat and let cool.

Preheat the oven

• Preheat the oven to 220 °C (425 °F).
• Grease a baking tray.

Assemble the quesadillas

• Lay a tortilla down and spread the cooled beef over one half.
• Sprinkle on the cheese and fold the tortilla in half.
• Place on the greased tray and brush the tops with olive oil.

Bake the quesadillas

• Bake for 8 minutes, then flip.
• Bake for 5 minutes, flip again and bake a final 2 minutes until golden and crispy.

Slice and serve

• Slice the quesadillas and serve with dips of choice.