Remove puff pastry from the freezer and let it sit out at room temperature, about 40 minutes.
Then cut them into squares as shown in the picture above.
Stretch each square a bit more with a rolling pin.
Add a dollop of the prepared mushroom curry in the center.
Optional - Spread some green chutney and sweet tamarind chutney in the center before adding the filling if you wish to.
Optional - You can also add some grated cheese on top of the filling.
With a brush, apply dairy-free milk on all the sides of the squares,
Fold into a triangle. Refer to the picture to see how it's done.
Press the edges with a fork to create a design and also help seal it.
Preheat the oven to 450 degrees F and bake these puffs for 15-20 minutes or till they puff up well and turn golden brown.
Take them out and let them cool for a minute. Vegetable Puff Pastry Samosa is ready!