Heat the butter in a pot. Once the butter is melted, add onions and garlic. Sauté till onions start to sweat.
Add the pumpkin puree, chicken stock, salt, pepper, cayenne pepper and nutmeg and stir.
Bring to boil then simmer for about 10 minutes.
Remove from heat and use a stick blender to blend until smooth.
Bring the pot to the stove, add cream and heat it through.
Serve with low carb croutons and pumpkin seeds. You can sprinkle some freshly ground black pepper or chili flakes on top.
Notes
Nutrition data is for one serving with cream and net carbs is 5.4 grams per serving.
Use cooked fresh pumpkin instead of canned if that's what you prefer.
To puree the soup in the blender, let the soup cool lightly before transferring to the blender. Blending hot soup will end up in a disaster. Use a kitchen cloth to hold onto the lid and sides of the blender when blending.
Keto Thai pumpkin soup with coconut milk - If you love Thai flavors you'll love this take on the soup. Start by sautéing onions and garlic till the onions sweat. Add 1tablespoon of Thai red curry paste and sauté until fragrant. Add the pumpkin puree, a cup of coconut milk and 2.5 cups chicken stock. Add a pinch of sweetener to taste. Bring to boil and simmer for about 10 minutes. Blend until creamy.
Curried Keto pumpkin soup - sauté onion in oil. When the onions sweat, add minced garlic and 1 tsp minced ginger. Sauté until fragrant. Add 1 tsp cumin, 1 tsp coriander, 1/2 tsp turmeric powder, and 1/4 tsp red chili powder. Sauté the spices for a minute. Take care not to burn them. Then proceed with the recipe. Stir in a pinch of garam masala in the soup before serving.