How to Cook a calzone with spinach, provolone and salami filling

Sliced, this makes a great appetizer. Whole, it can be an entire meal! To make this calzone, you will need: 1 bag pizza dough, 2 tablespoons flour, 1/2 pound provolone cheese, 1/4 pound salami, 6-8 cups fresh spinach, 2 beaten eggs and a bit of water.