Combine pudding
mix, flour and
baking powder; mix well.
Melt butter. Remove from
heat and add sugar.
Beat in eggs, one at a time.
Blend in vanilla, pudding and oil.
Stir in nuts, if desired. Spread in a greased 8" pan.
Bake at 350 degrees for 25 to 30 minutes.
Cool in pan and
cut into squares.