Chocolate Streusel Bars

My FIL sent me an email with links to about 200 recipes. This one sounds really good. I'm guessing at prep time.

• Ready In: 45 mins
• Serves: 24

Ingredients

• 1 3⁄4 cups unsifted flour
• 1 1⁄2 cups confectioners' sugar
• 1⁄2 cup  unsweetened cocoa
• 1  cup butter or 1  cup margarine, cold
• 8  ounces cream cheese, softened
• 1 (14 ounce) can sweetened condensed milk
• 1  egg
• 2  teaspoons vanilla extract
• 1⁄2 cup walnuts or 1⁄2 cup pecans, chopped

Directions

1. Preheat oven to 350 degrees.
2. In a large bowl, combine the flour, sugar, and cocoa.
3. Cut in the margarine until crumbly (mixture will be dry).
4. Reserving 2 cups crumb mixture, press remainder in bottom of 13x9 inch baking pan.
5. Bake 15 minutes.
6. In large mixing bowl beat cheese until fluffy.
7. Gradually beat in condensed milk until smooth.
8. Add egg and vanilla; mix well. Pour over prepared crust. Celsius.
9. ombine nuts with reserved crumb mixture. Sprinkle evenly over cheese mixture.
10. Bake 25 minutes or until bubbly.
11. Cool and cut into bars.
12. Store covered in refrigerator.