Heat oven to 375 F.
To make crust: In food processor, add flour, sugar and salt; pulse until combined. Add butter, egg and vanilla extract; pulse until combined and crumbly.
Lightly flour surface then form dough into ball. Slightly flatten to form thick disc. Wrap dough in plastic wrap; refrigerate 1 hour.
Flour surface then roll dough to 11-inch circle. Place dough in 9-inch tart pan with removeable bottom. With rolling pin, roll over top to trim excess dough around edges.
Cover dough with plastic wrap and freeze until firm, about 30 minutes.
Press aluminum foil against crust, covering edges to prevent burning. Fill and distribute uncooked rice evenly. Bake 20 minutes. Cool completely.
To make filling: In medium bowl, beat cream cheese, sour cream, sugar, lemon zest and vanilla extract until blended and smooth. Spread cheese mixture evenly over crust. Refrigerate 1 hour.
In small bowl, microwave fruit spread and lemon juice, if desired, stirring often.
Arrange strawberry halves around tart. Drizzle heated fruit spread over strawberries. Top with whipped cream, if desired.