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1
In a 6-quart pan, over medium high heat, add butter and onions and cook, stirring often, until onions are limp.
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2
Add broth, carrots, and ginger.
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3
Cover and bring to a boil.
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4
Reduce heat and simmer until carrots are tender when pierced.
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5
Remove from heat and transfer to a blender.
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6
Don't fill the blender more than half way, do it in batches if you have to.
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7
Cover the blender and then hold a kitchen towel over the top of the blender*.
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8
Be careful when blending hot liquids as the mixture can spurt out of the blender.
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9
Pulse the blender to start it and then puree until smooth.
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10
Return to the pan and add cream, stir over high heat until hot.
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11
For a smoother flavor bring soup to a boil, add salt and pepper, to taste.
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12
Ladle into bowls and garnish with dollop sour cream and parsley sprigs.
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13
*When blending hot liquids: Remove liquid from the heat and allow to cool for at least 5 minutes.
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14
Transfer liquid to a blender or food processor and fill it no more than halfway.
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15
If using a blender, release one corner of the lid.
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16
This prevents the vacuum effect that creates heat explosions.
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17
Place a towel over the top of the machine, pulse a few times then process on high speed until smooth.