Blueberry/sour Cream Coffeecake

• 2 eggs
• 1 1/2 blueberries
• 1 bakingpowder
• 250 gr flour
• 240 ml sour cream
• 200 gr sugar
• 150 gr brown sugar
• 5 gr baking soda
• 4 gr vanilla extract
• 3 gr cinnamon