Fabulous Cheesecake

• 31 blueberries
• 4 eggs (slightly beaten)
• 500 gr granulated sugar
• 475 ml sour cream
• 240 ml reserved blueberry juice (canned)
• 250 gr cottage cheese
• 450 ml cream cheese softened
• 170 gr butter melted
• 100 gr graham cracker crumbs
• 70 gr cornstarch