Place cookie sheet in oven on middle rack; heat oven to 450°F. Make pie crust as directed on box for One-Crust Filled Pie, using 10-inch tart pan with removable bottom.
In large bowl, mix filling ingredients. Pour into crust-lined pan.
Place tart on cookie sheet in oven. Bake 35 to 50 minutes or until crust is deep golden brown. Cool 1 hour.
In 2-quart saucepan, mix sauce ingredients. Cook over medium heat until mixture comes to a boil, stirring constantly. Reduce heat to low; simmer 5 minutes, stirring constantly. Serve sauce with tart. Cover and refrigerate any remaining tart and sauce.