This tasty treat came about one day after I rummaged through the fridge and found leftover chicken, some puff pastry, and a block of cream cheese. Sometimes the best snacks come about when you raid the fridge to see what you can find. A spiced cheese topping bakes right into the puff pastry, adding loads of really great flavor for you to pile your fresh ingredients on top of. While I went with a kind of spicy riff here along with avocado and fresh tomatoes, you could also try substituting …