Crust and Topping: – 2 1/4 c. Old Fashioned or Quick oatmeal (dry, uncooked) – 2 1/4 c. All purpose flour – 1 1/2 c. brown sugar – 1 c. butter (2 sticks), melted – 1 1/2 tsp. baking soda – 1 tsp. ground cinnamon – 1/2 tsp. salt – 1/2 c. pecans, roughly chopped Pumpkin Filling: – 1 (15 oz. can) Pumpkin Puree – 1 (12 oz. can) Evaporated Milk – 3/4 c. granulated sugar – 2 eggs – 2 tsp. pumpkin pie spice – 1 tsp. vanilla extract