Method:1/2 cup butter or margarine, softened
1/2 cup shortening
1/2 cup sugar
1/2 cup packed brown sugar
1 egg
3 squares semisweet chocolate, melted and cooled
1 teaspoon vanilla extract
2 cups all-purpose flour
1/2 cup baking cocoa
1/4 teaspoon salt
1 package cream cheese, softened
1/2 cup confectioners’ sugar
2 cups whipped topping
1/2 cup fresh blueberries
1/2 cup fresh blackberries
1/2 cup diced fresh strawberries
1/2 cup pineapple tidbits, drained
1 large kiwifruit, peeled and chopped

Method:

1. In a mixing bowl, cream butter, shortening and sugars.
2. Beat in the egg, melted chocolate and vanilla; mix well.
3. Combine the flour, cocoa and salt; gradually add to creamed mixture. Cover and refrigerate for 30 minutes.
4. Place waxed paper over a 15-in. x 10-in. baking sheet without sides.
5. Shape dough into a flattened rectangle and place on prepared baking sheet. Cover dough with waxed paper; roll dough to within 1/4 in. of edges of baking sheet. Remove top sheet of waxed paper; invert dough onto another greased baking sheet.
6. Remove remaining waxed paper.
7. Using a 4-1/2-in. diameter plate or bowl and a knife, trace three touching circles along a long side of the dough.
8. Trace two more circles centered below and overlapping upper circles by 1 in.
9. Cut around outer edges of the rings; remove dough around rings and use to make cookies if desired. Bake rings at 350 degrees F for 14-16 minutes. Cool on a wire rack.
10. In a small mixing bowl, beat cream cheese and confectioners’ sugar until smooth. Add whipped topping; mix well.
11. Transfer cooled crust to a serving platter. Spread with frosting.
12. On top rings, from left to right, place blueberries, blackberries and strawberries. Place pineapple and kiwi on lower rings. Store in the refrigerator.

http://saraa.sulekha.com/blog/post/2008/08/olympic-rings-fruit-pizza.htm