A savory galette (freeform pie) is a delicious way to enjoy any number of vegetables any time of year. Making a crust from scratch ensures you’ll get the crispiest, most buttery results, but a store-bought one will work fine in a pinch.
For the crust (you may also use a store-bought one):
For the Galette:
To get the butter appropriately cold, cube it and place it in the freezer for 5 minutes before mixing the dough.