Instructions: Preheat the oven to 350 degrees F. Grease a 9-by-13-inch pan; set aside.

TO PREPARE BATTER In a large bowl, beat together the starter, eggs and oil.

Add flour, sugar, baking soda and salt; mix. Set aside.

TO PREPARE TOPPING In a small bowl, combine butter, granulated and brown sugars, oatmeal, nuts and cinnamon.

TO ASSEMBLE Put half the batter in prepared pan. Sprinkle with half the topping; cover with remaining batter and sprinkle on the rest of the topping. Bake 35 to 40 minutes.

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