Combine eggs, flour, milk and salt. Beat until smooth.
Heat ovenproof skillet in a 450 oven until very hot.
Coat with melted margarine and immediately pour in batter.
Bake on lowest rack for 10 minutes.
Reduce heat to 350 and continue baking until golden brown no more than 10 minutes.
Serve with warm apple slices or fresh strawberries or powder sugar.