1. In Classic Batter Bowl, beat butter and cream cheese until smooth. Add flour; mix until a soft dough forms. Cover; chill at least 1 hour or overnight.
2. Preheat oven to 450°F. Shape dough into 1-inch balls. Place each ball of dough in cups of ungreased Deluxe Mini-Muffin Pan. Dip Mini-Tart Shaper in flour; press into dough to form tart shell.
3. Pierce tart shells with a fork; bake 10-12 minutes or until light golden brown. Carefully remove from Mini-Muffin Pan to Stackable Cooling Rack. Cool completely. Fill as desired.

Yield: 24 tart shells