Egg Sandwich Casserole

Description
This recipe came from an estate sale. I obtained it when I purchased the family collection from the Elmquist Estate in Heath, Texas in 1981.
 * Contributed by Catsrecipes Y-Group

Ingredients

 * 16 slices bread
 * 8 slices ham
 * 8 slices cheddar cheese
 * 2 teaspoons onion powder
 * 6 eggs well beaten
 * 3 cups milk
 * ½ teaspoon dry mustard
 * ½ teaspoon tarragon
 * 2 teaspoons paprika
 * crushed potato chips
 * ½ cup melted butter

Directions

 * 1) Place bread, ham, cheese sandwich wise in a pan big enough to hold the sandwiches.
 * 2) Mix remaining ingredients except potato chips and butter beat well and pour over sandwich.
 * 3) Cover with crushed potato chips then cover and refrigerate overnight.
 * 4) Remove from refrigerator 1 hour before placing in oven.
 * 5) Pour ½ cup melted butter over top then bake at 350°F for 1 hour.
 * 6) Serve hot.