Pea and Parsley Soup with Golden Caviar

Melt butter in a large pot over medium heat. Add onion and 2 teaspoons salt; cook, stirring occasionally, until onion is translucent, about 5 minutes.

Add broth and water and bring to a boil over high heat. Stir in peas and return to a boil. Remove from heat and stir in parsley and creme fraiche. Puree soup in a blender, working in batches, until very smooth. Transfer to a clean pot and stir in lemon juice. Season to taste with salt and pepper and keep warm until ready to serve. Divide soup among bowls and garnish with creme fraiche, caviar, and pea shoots.