Blueberry Ketchup

• 2 purple plums
• 2 blueberries
• 1 garlic clove
• 1 mixed (freshly ground)
• 1 chili pepper (dried)
• 1 onion
• 160 gr tomato (fresh)
• 55 gr dark brown sugar
• 10 ml vegetable oil
• 5 gr blueberry