easy peanut butter sheetcake

Ingredients For easy peanut butter sheetcake

• 1 stick

  butter or margarine
• 1/2 c

  peanut butter, creamy
• 1/2 c

  cooking oil
• 1 c

  water
• 2 c

  all purpose flour
• 2 c

  granulated sugar
• 2

  eggs, beaten
• 1 tsp

  vanilla
• 1/2 c

  milk
• 1 tsp

  baking soda