Smoked Salmon and Dill Tart without leek

1/3 cup finely chopped shallot 2 tablespoons unsalted butter 1/2 cup finely chopped smoked salmon (about 1/4 pound) 1/4 cup cream cheese , at room temperature[...]

1 sheet puff pastry , thawed 1/4 cup cream cheese with chives , softened 1/4 lb smoked salmon 1 teaspoon fresh dill , chopped 1 teaspoon capers , chopped 2[...]