Lobster Bisque Recipe

1 Reserve 2 tablespoons sliced scallion tops for garnish. Cook and stir remaining scallions in the vegetable oil in a medium sized saucepan over medium heat for 1 minute.
2 Stir in flour until smooth. Gradually stir in milk; cook, stirring until mixture thickens and boils. Cook and stir for 1 minute more.
3 Add lobster, half and half, sherry, salt and white pepper. Cook and stir until heated through. To serve, ladle soup into bowls. Garnish with reserved scallion tops.