Step 1

Preheat oven to 400°F.

Step 2

Unfold pastry sheet on to a pie dish. If you want it to have nice edges, go around and cut the excess puff pastry all the way around, leaving 1/4 inch over lap. You can also lay it flat on a baking sheet and create a rectangular quiche.

Step 3

Top with tomatoes, zucchini and cheese.

Step 4

Whisk eggs, rosemary, pepper and salt in a bowl. Whisk in yogurt or sour cream. Pour egg mixture over toppings over puff pastry. Bake until pastries are puffed and golden and toppings are set, about 18-22 minutes.