FROSTED PEANUT BUTTER BARS

1/2 cup peanut butter
1/3 cup shortening
1 1/2 cups packed brown sugar
2 eggs
1 teaspoon vanilla extract
1 1/2 cups all purpose flour
1 1/2 teaspoons baking powder
1/2 teaspoon salt
1/4 cup milk

Frosting:
2/3 cup creamy peanut butter
1/2 cup shortening
4 cups confectioners sugar
1/3 to 1/2 cup milk

Topping:
1/4 cup semisweet chocolate chips
1 teaspoon shortening

In a mixing bowl, cream peanut butter, shortening and brown sugar. Beat in eggs and vanilla. Combine the flour, baking powder and salt; gradually add to creamed mixture. Add milk; mix well. Transfer to a greased 15 x 10 x 1 inch baking pan. Bake at 350F for 16 to 20 minutes or until a toothpick inserted near the center comes out clean. Cool. For frosting, in a mixing bowl, cream peanut butter, shortening and confectioners sugar. Gradually beat in enough milk to achieve spreading consistency. Frost bars. Melt chocolate chips and shortening; stir until smooth. Drizzle over frosting. Refrigerate. Makes 5 dozen.