Step 1

In a medium, heavy-bottomed pot, heat 1 tablespoon oil over medium heat.

Step 2

Add diced onion and garlic. Sauté for 5 - 6 minutes, until onions begin to soften.

Step 3

Add remaining ingredients and stir to combine.

Step 4

Simmer over medium - medium/low heat for 45 - 60 minutes, tasting as it cooks. Adjust seasoning, if needed.

Step 5

Remove from heat. Remove bay leaf from pot and discard.

Step 6

Purée with a(n) (immersion) blender until smooth. Cool to room temperature before storing in an airtight container in the refrigerator.