Puffy Fried Shrimp

1 Lb Medium Uncooked Shrimp 
3/4 Cup Cornstarch
1 Egg, Separated 
1/2 tsp Dry Mustard
1 Tbls Cooking Oil 
1/2 tsp Salt
1/2 Cup flat Beer

Preheat the oil in the deep fryer. Shell the shrimp. Remove the vein.
Pat dry with paper towels. Beat the egg yolk with the oil and beer in a small bowl. Combine the cornstarch, dry mustard and salt.
Stir into the egg yolk mixture. Dip the shrimp into the batter. Deep fry until golden and crispy (2-3 minutes). Drain.

Serve hot.