Preheat oven to 375°.
In a large bowl, combine eggs, yogurt, pepper, salt and curry powder.
Beat well.
Add vegetables and stir.
Place cheese and flour into a re-sealable bag and shake until cheese is completely coated by flour.
Add to yogurt mixture and stir.
Place unbaked pie crust into a 9-inch pie plate and bake for 3-5 minutes or until crust starts to dry and bubble.
Pour yogurt mixture into pie crust and bake for 40-45 minutes.
Cover edges of pie crust with tinfoil if it starts brown too quickly.
Quiche should be firm to the touch.
Let quiche cool for 10 minutes before serving.