Cannoli Strawberry Tarts

1 cup ricotta cheese
1 cup frozen whipped topping, thawed
1/4 teaspoon rum extract
1/2 cup miniature chocolate chips
1/4 cup confectioners' sugar
6 individual graham cracker tart shells
6 large strawberries, sliced

Combine ricotta cheese, whipped topping, rum extract, chocolate chips and powdered sugar in medium bowl; blend well. Spoon about 1/3 cup of cheese mixture into each tart shell. Arrange strawberry slices on top of each tart.

Serve immediately or refrigerate until serving time.