Chocolate Chip Beer And Sour Cream Cake

• 3 eggs
• 475 ml sour cream
• 400 gr sugar
• 375 gr flour-unsifted all purpose
• 180 ml beer
• 170 gr butter
• 120 gr chocolate chips
• 90 gr walnuts (chopped)
• 50 gr cinnamon
• 7 gr vanilla