Poppyseed Pigtails

• 3 1/2 poppyseed top sprinkle
• 2 eggs
• 1 egg w (white beaten)
• 1/4 poppyseed
• 375 gr flour
• 200 gr sugar
• 120 ml sour cream
• 110 gr butter softened
• 4 gr vanilla extract
• 2 gr baking soda