Grilled Potato - Vegeterian

2 x Idaho baking potatoes , like russets peeled, sliced     into 12 pcs about 1/2"-thk, and     punched out with round cookie cutter 3 sm purple baking[...]

2 gal WATER , BOILING 1 1/2 c. BUTTER PRINT SURE 12 x Large eggs SHELL 2 1/2 c. Lowfat milk , DRY NON-FAT L HEAT 3 1/4 quart POTATO INST GRA #10 1 lb FLOUR[...]