The Best Shrimp Newburg

Sorry about the closeups. If you follow my amounts of each item exactly as written. Your dinner will be as good or even better than any French restaurant.

10 shrimp shell on 13-15 count per lb.,
1/3 c. shrimp stock per person with 1/3 c. heavy cream added and 1/4 c. sherry wine added to stock when reducing,
3.8 - 4 oz. shrimp skins,
1 bay leaf,
1/2 tsp. minced garlic (opt), 2 T. minced onion (opt),
1/2 tsp. paprika,
1 T. butter for onions and garlic and paprika,
2.5 oz. butter for shrimps.