 | | Preheat oven to 350ºF.
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 | | Cream brown sugar, the 2/3 cup Jif and the Crisco® Shortening.
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 | | Add eggs and vanilla; beat well.
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 | | Stir together flour, baking powder and salt.
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 | | Add to creamed mixture alternately with milk, beating till well mixed.
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 | | Spread in a greased 13 x 9 x 2-inch baking pan.
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 | | Bake in 350ºF oven about 30 minutes or till done (center will be slightly soft).
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 | | Cool.
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 | | For frosting, cream together the 2/3 cup Jif and the butter or margarine.
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 | | Slowly beat in powdered sugar and enough light cream to make of spreading consistency.
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 | | Spread frosting over the cooled cookies in the pan.
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 | | Cut into diamond-shaped bars.
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 | | Makes 1 1/2 to 2 dozen bar cookies
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