Combine brown sugar, nuts, & flour.

Cut in butter til crumbly

Preheat oven to 325

Combine cake mixes, spice, & baking soda in large bowl

Add water, pumpkin, eggs; beat well

Spread half batter on greased 13x9 pan; sprinkle with half of strusel topping

Carefully spread remaining batter over strusel layer; sprinkle remaining strusel over batter

Bake 50 minutes til done