1 (28 oz.) can pumpkin
1 lg. can evaporated milk
1 c. sugar
3 eggs
4 tsp. pumpkin pie spice
1 tsp. salt
1 (2 layer) pkg. yellow cake mix
3/4 c. melted butter
1/2 c. chopped pecans

Combine first 6 ingredients in bowl; mix well. Pour into buttered 9"x13" cake pan. Sprinkle with cake mix. Drizzle butter over top. Sprinkle with pecans. Bake at 350 degrees for 50 minutes or until set.