Alton Brown's Yogurt Pumpkin Pie

From Dannon's web site

• Ready In: 1 hr
• Serves: 8
• Yields: 1 Pie

Ingredients

• 1 1⁄2 cups plain yogurt
• 1 (15 ounce) can pumpkin puree
• 3⁄4 cup dark brown sugar
• 1⁄2 teaspoon cinnamon
• 1⁄4 teaspoon ground cloves
• 1⁄4 teaspoon nutmeg
• 5  egg yolks
• 1⁄8 teaspoon salt
• 1  9 inch frozen  pie shell

Directions

1. PreHeat oven to 350ºF.
2. In a large mixing bowl combine all ingredients and whisk until smooth.
3. Pour this batter into the pie shell and place on a sheet pan.
4. Bake for 50 to 55 minutes.
5. Remove and cool for one hour.
6. Cover and refrigerate 2 hours before cutting.