Make homemade pie crust, wrap in plastic wrap and place in fridge for 30 minutes.
**during this time make your filling and toppings, then set aside**
Remove dough from fridge, weigh and cut into 8 even parts using a sharp knife or bench scraper. Form each section into a ball (do not knead dough).
On a lightly floured surface, roll out one ball into a 6-7 in circle.
Spoon 1 Tbsp filling into center of circle. Gently spread filling into am even layer, leaving a one inch border of crust.
Lay three tomato slices in a triangle shape over filling.
Fold over the dough into the center, adding pleats with each turn.
Brush outer crust with a nice coating of egg wash.
Sprinkle seeds and salt topping onto coated crust.
Bake for 20 min, or until golden brown at 400 F.
Let cool for 10 min. before serving. Sprinkle additional green onions on top!