• Preheat oven to 350℉. Grease a 9x13 inch baking pan with cooking spray or butter.

For Crumb Topping

• In a medium size bowl, combine the rolled oats, flour and brown sugar. Using a pastry blender cut in the butter until pea-sized. Stir in the pecans.

For Pumpkin Cake

• In a large bowl combine the flour, baking soda, cinnamon, pumpkin pie spice and salt. Set aside.
• In another large bowl or in the bowl of your mixer, beat the brown sugar, granulated sugar, melted butter and eggs on medium for about 2 minutes until well combined.
• Add the pumpkin and mix for another 30 seconds. Add the flour mixture and beat on low until well combined.
• Spread the batter in the prepared baking pan then top with the crumble topping.
• Bake for about 55 minutes to an hour or until a tooth pick inserted comes out clean.
• Cool completely then cut into pieces before serving.