Instructions: Heat oven to 350 F. Combine sugar and margarine in large mixer bowl. Beat at medium speed, scraping bowl often, until creamy (1 to 2 minutes). Add bananas, egg and vanilla; continue beating, scraping bowl often, until well mixed (1 to 2 minutes). Add flour, baking powder, baking soda and salt; reduce speed to low. Beat, scraping bowl often, until well mixed (1 to 2 minutes).

Drop 1 1/2 cups batter by spoonfuls into greased 13x9-inch baking pan. To remaining batter in bowl, add cocoa; beat on low speed until well mixed (30 seconds).

Drop spoonfuls of chocolate batter in pan over banana batter. Swirl chocolate batter through banana batter using knife. (DO NOT OVER-SWIRL.) Bake for 20 to 25 minutes or until toothpick inserted in center comes out clean. Cool completely.

Just before serving, sprinkle with powdered sugar. Cut into bars.

Yield: 36 bars

Preparation 15 min.
* Baking 20 min.
* Cooling 30 min.

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