Pumpkin Sheet Cake
| 2 sticks salted butter |
| 2 cups pumpkin puree (not pumpkin pie filling) |
| 2 tsp pumpkin pie spice |
| 3/4 cups boiling water |
| 2 cups flour |
| 2 cups sugar |
| 1/4 tsp salt |
| 1/2 cup buttermilk |
| 2 eggs |
| 2 tsp baking soda |
| 2 tsp vanilla extract |
| 1/2 tsp maple extract (optional) |
| FROSTING |
| 8 oz cream cheese (softened) |
| 1 stick butter (softened) |
| 1 lb powdered sugar, shifted |
| dash salt |
| 1 Tbsp half-and-half or milk |