INGREDIENTS
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Bars:1/2 cup (1 stick) butter, softened1 cup light brown sugar, packed2 eggs1 teaspoon pure vanilla extract1 cup pumpkin purée 1 cup flour1/2 teaspoon baking powder1/8 teaspoon baking soda1/4 teaspoon salt1 teaspoon ground cinnamon1/2 teaspoon groun