Preheat the oven to 350 degrees. Grease a loaf pan. Beat together the eggs, sugar and oil. Sift together the flour, salt and baking soda. Combine the two mixtures until well blended. Stir in the chopped apples. Pour into prepared pan and bake for 30 minutes or until cake tester comes out clean. Make icing and pour over the top.
Icing:
1 stick butter
1 cup brown sugar
½ cup evaporated milk
Mix all ingredients in a saucepan. Bring to a boil and boil for 2 ½ minutes, stirring constantly. Pour over the coffee cake.