Created by hungry_grl on May 29, 2012
Step 1: Heat oven to 425F. To start this melt butter in a 12-in. ovenproof frying pan over high heat on top of the stove. Add brown sugar and cinnamon, swirling to combine. Add apple and cook until just starting to soften, about 3 minutes.
Step 2: Meanwhile in a blender whirl together eggs, vanilla, salt, flour, and milk. Pour egg mixture into pan.
Step 3: Transfer to oven. Bake (425F) until puffed and brown, about 15 minutes. Sprinkle with powdered sugar.