Mississippi Mud Pie 2

• 3 egg yokes (beaten)
• 2 pie crusts prepared
• 1 sour cream
• 525 ml milk
• 850 ml cream cheese
• 230 gr confectioners powdered
• 200 gr sugar granulated
• 65 gr pecans (roasted chopped)
• 60 gr walnuts (roasted chopped)
• 22 gr cocoa powdered