Cut mushrooms into halfs.
Add the dill to eggs.
In a large sauce pan melt butter add onion for about 3 minutes. Then add mushrooms and spinach. Toss in salt, pepper, paprika and simmer until spinach has withered.
Beat eggs with dill.
Grate the Graviera or Swiss Cheese.
and the Parmesan Cheese.
Roll dough into the baking pan and brush the base with mustard.
In a large bowl add the egg – dill mix into the spinach – mushroom mix. Add the mixture into the dough by spreading it out.
Bake at 180 degrees for 45 minutes and until crust is golden brown.