Cheddar & Chive Pumpkin Cheese Ball

cream cheese (2 8 oz. pkgs)

to 1/2 cup finely chopped chives 

shredded cheddar (or cheddar/jack blend)

pkg. crackers

square cheddar slices for pumpkin ribs

pie crust, unbaked

egg wash: 3 eggs + 1 Tbsp. water

pretzel rod for pumpkin stem