the bottom of the dough. bake the crust for 10 minutes. remove from oven, and spread the sour cream on the bottom. then sprinkle on top with the cheeses.
thin asparagus bakes very quickly, which is why you need to bake the dough for 10 minutes before laying the spears down. however, if you buy the medium size or larger ones, keep in mind you can layer them without baking the crust, and then fully bake the tart for the entire 20 to 22 minutes.
also, the ingredients are measurements for one asparagus tart. however, i found that after placing the spears in a single layer, left me with enough asparagus to 