1Blend celery, cucumber, red bell pepper, avocado, lemon juice, and tomato in a high-speed blender until smooth, about 30 seconds. Add spinach, water, salt, and cayenne pepper; continue to blend until smooth. Ladle into soup bowls and garnish with paprika.
Footnotes
Tip
Aluminum foil helps keep food moist, ensures it cooks evenly, keeps leftovers fresh, and makes clean-up easy.