Quesadillas With Brie And Plum Salsa

• 8 flour tortillas
• 4 ripe plums
• 2 salsa on one
• 1 onion (red)
• 1 jalapeno pepper
• 280 gr brie
• 60 ml lime juice
• 55 gr butter
• 36 gr brie
• 18 gr coriander (fresh)