Ingredients

• 1 pound (16 to 20) large shell-on shrimp

• 2 tablespoons extra-virgin olive oil

• 1/2 cup dry white wine

• 4 cups low-sodium vegetable broth

• 2 bay leaves

• 3 tablespoons unsalted butter

• 1 medium leek, white and light green parts only, rinsed and sliced crosswise

• 2 tablespoons Cajun spice blend

• 1/2 teaspoon freshly ground cinnamon

• 1/4 teaspoon freshly ground nutmeg

• 1 (15-ounce) can pure pumpkin puree

• 1/2 cup heavy whipping cream

• Kosher salt