Put the soy milk and almonds in the jar of a blender and puree until very smooth, about 2 to 3 minutes. With the motor running, slowly add the grapes, scallions and lime juice; season with salt and pepper and puree until well blended.
To serve, pour into a small bowls and garnish with chopped or sliced grapes and sliced scallions.
Note: Gazpacho can be served immediately but is even better if refrigerated until very cold. Stir well before serving.