Mix together 1/2 cup self-rising flour and 1/2 cup yogurt in a bowl until incorporated. Knead together with your hands on a floured countertop until it forms a ball, add more flour if necessary.
Cover a baking tray or pizza pan with parchment paper and ball of dough on top
Lightly flour rolling pin and roll out dough to desired thickness
Spritz the spray butter over the top of the dough, and lightly sprinkle with garlic salt (optional)
Bake at 375 for about 5 - 10 minutes, depending on the thickness
AFTER baking, add pizza sauce and toppings
Place back in the oven for an additional 8-10 minutes, or until cheese is melted and bubbly