Mix together the oleo, water and peanut butter. Bring to a boil.
Then add flour, eggs, sugar, buttermilk, soda and vanilla extract. Mix until smooth. Pour into greased cookie sheet pan.
Bake at 350 degrees for 20 minutes.
1 stick oleo
6 tblsp milk
½ c. peanut butter
4c. powdered sugar
Meld oleo, milk and peanut butter together. Add powdered sugar. Frost while cake is warm.