- Prepare the asparagus by trimming the tips off 1 inch long - reserving for the garnish. Continue cutting down the stalks in ½ inch pieces stopping 2 inches from the end. Discard the woody stalks.
- In a large pan sweat off the onions and asparagus in the butter until the onions are translucent and the asparagus starts to soften.
- Add the flour and stir. Then the chicken broth, stir again and bring to a boil. Reduce the heat to a simmer and cook for about 15 minutes.
- Whilst the soup is cooking, blanch the asparagus tips.
- Puree the soup in a blender and pass through a conical strainer into a clean bowl. Adjust the seasoning and return to a clean pan to reheat or refrigerate until needed.
- Prepare the Dill oil; Blend all of the ingredients together until smooth and bright green in color. Adjust the seasoning.
- Reheat the soup taking care not to boil it and pour into soup bowls or a tureen. Add the Asparagus tips and drizzle the top of the soup with the dill oil.
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