Crawfish Stew-Fay

Ingredients

• 1/4 lb. (1 stick) unsalted butter
• 2 cups chopped yellow onions
• 1 cup chopped green bell peppers
• 1/2 cup chopped celery
• 2 lb. peeled crawfish tails
• 1 Tbsp. all-purpose flour dissolved in 1/2 cup water
• Salt and cayenne
• 2 Tbsp. chopped green onions
• 1 Tbsp. chopped fresh parsley leaves
• cooked long-grain rice