
Step 1 · Cook the Onion
Warm the oil in a large pot over medium-high heat. Add the onion and cook for 6 to 8 minutes, until beginning to brown.
Step 2 · Add Garlic and Salt
Stir in the garlic and salt and cook for 3 to 4 minutes, until the garlic is golden and fragrant.
Step 3 · Add Squash and Water
Add the squash and water, raise the heat, and bring to a boil.
Step 4 · Simmer the Squash
Cover the pot, reduce the heat to low, and simmer for 12 to 15 minutes, until the squash is tender.
Step 5 · Cool the Soup
Remove from the heat, season with pepper to taste, and set aside to cool slightly.
Step 6 · Blend the Soup
Working in batches, scoop the soup into an upright blender and puree on high speed until smooth and velvety.
Step 7 · Season and Serve
Season to taste with more salt and pepper, and with tamari, if using, and serve warm.