Cube ham meat. Cut sliced meat by rolling & slicing or cutting with scissors. Cube mozzarella. In very large bowl, add ricotta & basket cheese. Add 15 eggs. Hand stir with whisk. Add 3 heaping tablespoons Grated cheese - then stir in the cubed meat and cheese.
Brush pan with oil then melted butter. Roll out & lay dough. Add cheese/meat mixture. Add top layer of dough and pinch bottom & top dough seams together tightly.
Brush top with oil then egg. Sprinkle with grated cheese. Make Easter Cross with large fork to vent. Bless.
Bake 375º x 10 min then 350º x 60 min then 325º x 30-45 minute.
Remove from oven. Brush top with melted butter. Cool 2-3 hours Turn upside down overnight on large board. Cover pizza tightly with paper towel, foil, & dish-towel. Refrigerate. Serve noon or later on Easter Saturday.