Pumpkin Pie Crunch

1 (15 oz) can pumpkin

1 (12 oz) can evaporated milk

3 large eggs

1 1/4 cup sugar

4 teaspoons pumpkin pie spice (or 2 teaspoons cinnamon, 1 teaspoon ginger, 1/2 teaspoon nutmeg, 1/2 teaspoon cloves)

1/2 teaspoon salt

1 package yellow cake mix

3/4 cup melted butter

sweetened whipped cream

Preheat the oven to 350. Spray a 9x13 pan with cooking spray.

Combine pumpkn and next five ingredients in a large bowl. Pour into pan. Sprinkle cake mix over the pumpkin mixture. Drizzle with butter.

Bake at 350 for 40 to 45 minutes, or until golden. Let cool, and serve with whipped cream.