Roast Ginger& Green Onion Crab In The Shell

• 8 green onions
• 4 garlic (cloves)
• 2 lengths
• 1 live dungeness crab
• 1/2 knobs ginger (peeled fresh)
• 60 gr dry vermouth
• 45 ml peanut oil
• 60 ml chicken stock
• 16 ml water
• 4 gr sugar