1/2 cup unsweetened baking cocoa
1/2 cup plus 2 tablespoons butter
1 2/3 cups mashed pinto beans
1 teaspoon vanilla extract
2 pounds powdered sugar
Melt together unsweetened baking cocoa and butter. Mix in thoroughly drained and mashed pinto beans, vanilla, and powdered sugar.
Place in a large, buttered, shallow baking pan with sides and chill until firm.
Makes 24 pieces.