1/2 cup unsalted butter, softened
1/2 cup plus 1 tablespoon sugar, divided
1/4 cup packed brown sugar
1/2 cup sour cream
1/2 teaspoon vanilla extract
1 cup all-purpose flour
1/2 teaspoon baking powder
1 lb. plums (about 4 plums), unpeeled, sliced (1 inch) (about 3 cups)
2 tablespoons honey
1/4 teaspoon ground cinnamon
1. Heat oven to 350°F. Spray bottom of 9-inch round pan with cooking spray; sprinkle lightly with flour.
2. Beat butter, 1/2 cup of the sugar and brown sugar in large bowl at medium speed 3 minutes or until fluffy. Beat in egg just until blended. Beat in sour cream and vanilla. Whisk flour and baking powder in small bowl; beat into batter at low speed 1 minute or until just moistened. Spread batter in pan.
3. Arrange plums over batter; sprinkle with remaining 1 tablespoon sugar. Bake 55 to 60 minutes or until cake is puffed and golden brown. Cool on wire rack 30 minutes or until warm.
4. Warm honey in microwave-safe bowl in microwave 20 to 30 seconds. Stir in cinnamon; brush over plums. Serve warm.
PER SERVING: 320 calories, 15.5 g total fat (9.5 g saturated fat), 3.5 g protein, 44 g carbohydrate, 65 mg cholesterol, 50 mg sodium, 1.5 g fiber