Key Lime Pie
["1 graham cracker crust", "1 can Eagle Brand milk", "2 egg yolks", "2 limes", "2 drops green food coloring (optional)"]
["Mix above ingredients well and pour in pie shell. Bake at 350 degrees for 10 minutes."]
["graham cracker crust", "milk", "egg yolks", "limes", "coloring"]