Mix together all crust ingredients in medium bowl until mixed well and crumbly.
Add to 8" square pan and press down until firm and even.
Bake for 15-20 minutes or until edges are slightly brown.
Wipe out crust bowl and add all filling ingredients except powdered sugar. Beat at low speed until well mixed, scraping sides occasionally.
Pour filling over hot crust and bake for an additional 15-20 minutes, or until filling is set.
Sprinkle with powdered sugar and cool completely.
Nutrition Info Per Serving (1 bar): Calories 149.6 Total Fat 6.3 g Saturated Fat 3.8 g Polyunsaturated Fat 0.3 g Monounsaturated Fat 1.7 g Cholesterol 38.7 mg Sodium 57.4 mg Potassium 25.4 mg Total Carbohydrate 22.0 g Dietary Fiber 0.5 g Sugars 13.5 g Protein 2.0 g