Pumpkin-Or Squash Spice Cake

• 2 eggs
• 450 gr dark brown sugar firmly packed
• 325 ml cream (light)
• 250 gr cake flour sifted
• 220 gr firmly packed brown sugar
• 190 gr pumpkin sieved
• 120 ml sweet milk
• 110 gr butter
• 120 ml buttermilk
• 60 gr nuts (chopped)