Crab and Shrimp Seafood Gumbo

This year I made a Seafood Gumbo with shrimp and crab to celebrate Mardi Gras, also known as "Fat Tuesday".   Gumbo is actually pretty easy to make, but it does take some patience to make the roux.  The roux is an important component of this dish and it will take about 30 minutes to coo..