c("Preheat oven to 375 F (190 C). Saute onions in chicken broth until broth has  evaporated.", "Stir flour into milk until dissolved.", "Add to onions and stir  constantly over medium heat until thickened.", "Blend in cheese until melted.", "Remove from heat and stir in spinach.", "Beat 6 egg whites until frothy and blend  into cheese mixture. Pour into a deep casserole dish brushed with olive oil.", "Whisk together remaining egg white and the olive oil.", "Blend well.", "Cut sheets of  phyllo pastry in half.", 
"Top the casserole with one piece of phyllo pastry.", "Brush  with egg white mixture. Continue layering phyllo sheets, brushing each with the  mixture. Bake for 35 to 45 minutes.")