Spinach garlic soup recipe in the low carb category

: In a 5 quart dutch oven, bring spinach, broth and carrots to a boil. Reduce heat. Simmer 5 minutes, stirring occasionally. Remove from the heat. Cool to lukewarm. Meanwhile, in a skillet, saute onion and garlic in butter until onion is soft, about 5 to 10 minutes. Add flour. Cook and stir over low heat for 3 to 5 minutes. Add to spinach mixture. Puree in small batches in a blender or food processor until finely chopped. Place in a large saucepan. Add cream, milk, pepper and nutmeg. Heat through, but do not boil.