STEP - 1
Preheat oven to 350°F degrees.
STEP - 2
Beat butter and brown sugar for 5 minutes in a mixer bowl.
STEP - 3
Beat in eggs and vanilla just until blended.
STEP - 4
STEP - 5
Mix flour, pumpkin pie spice, baking powder, allspice and salt.
STEP - 6
Gradually add to sugar mixture; beating until well blended.
STEP - 7
Stir in apples, nuts, and raisins, if desired.
STEP - 8
Pour into one greased 9-inch baking pan; bake 35-40 minutes or until toothpick inserted in center comes out clean.
STEP - 9
Cool on wire rack 10 minutes.
STEP - 10
Serve warm with Vanilla Butter Sauce.
STEP - 11
Vanilla Butter Sauce:
STEP - 12
Combine butter and whipping cream with brown sugar.
STEP - 13
Bring to boil over medium heat.
STEP - 14
Reduce heat; simmer 10 minutes or until slightly thickened.
STEP - 15
Remove from heat; stir in vanilla.
STEP - 16
STEP - 17
Do-ahead Suggestion: The cake and sauce can be prepared and refrigerated separately the day before.
STEP - 18
Warm the cake, in the oven, and the sauce, on top of the stove, before serving.