Name: No Bake Pumpkin Pie
Prep time: 10 min
Total time: 250 min
Yield: 8 slices
Ingredients: 15 oz can 100% pumpkin puree (not pie filling); 8 oz. cream cheese (softened); 1/2 cup packed brown sugar; 1/2 teaspoon pure vanilla extract; 2 teaspoons pumpkin pie spice; 1 cup heavy whipping cream; 1/4 teaspoon cream of tartar (see note); 1 ready graham cracker crust