Pumpkin Pie Cake
["1 large (29 oz.) can pumpkin", "1 (13 oz.) can evaporated milk", "3 to 4 tsp. pumpkin pie spice", "1 c. sugar", "3 eggs", "1 tsp. salt", "1 box yellow cake mix", "1 cube butter", "chopped nuts"]
["Grease 9 x 13-inch pan.", "Put first 6 ingredients on bottom of pan.", "Sprinkle box of cake mix over filling.", "Melt butter and pour over top.", "Add chopped nuts over cake mix.", "Bake at 350\u00b0 for 1 hour or until brown."]
["pumpkin", "milk", "pumpkin pie spice", "sugar", "eggs", "salt", "yellow cake mix", "butter", "nuts"]