Price/Versatility Curve:

We've found the less expensive an ingredient is the more versatile it is, and vice versa.

Crustaceans are a great example of this concept: The more inexpensive an ingredient is the more versatile it is, and vice versa.

The cost delta from shrimp to crabs to lobsters is perhaps is perhaps the greatest leap of all food groups.

Like all food groupings, we find the least expensive choice to be the most versatile. 

Crustaceans

Shrimp

Crabs

Lobster