Butternut Squash With Garlic, Ginger, And Lime

• 4 garlic pressed (cloves)
• 1 spanish onion coarsely (chopped)
• 1 ginger (fresh)
• 1 butternut squash peel seed (chop)
• 1,200 ml chicken stock
• 60 ml lime juice (fresh)
• 8 gr butter (unsalted)
• 6 gr coarsely (peeled chopped)
• 1 gr sugar
• 20 slices lime