Acorn Squash'n Pasta Soup

• 8 acine di pepe
• 2 acorn squash
• 1 onion (chopped)
• 240 ml non-fat sour cream
• 190 gr carrot (grated)
• 28 gr margarine
• 14 gr sugar
• 7 gr brown sugar
• 2 gr mace (ground)
• 1 gr ginger (ground)