Get some butter in a pan , make a blond roux, have your crawfish thawed, throw them in the roux, season to taste, Here is a true story , they were not always fashionable to eat , people made fun of Cajuns eating them. When we drained the water out the rice fields we would screen the slew and capture them. Farmers would have big boils for family and workers. Throughout the years they have become big business, but I can remember when people made fun of you for it.