Gma Sally's Apple Muffins

Why I Love This Recipe
Ingredients You'll Need
1 egg
1/2 cup milk
1/4 cup oil
1 1/2 cups flour
1/2 cup sugar
2 tsp baking powder
1/2 tsp salt
1/2 tsp cinnamon
1 cup grated Granny Smith apple
Topping:
1/3 cup brown sugar
1/2 tsp cinnamon
chopped pecans or walnuts, optional
Directions
Beat the egg, milk, and oil together. Sift together the flour, sugar, baking powder, salt and cinnamon, then add to the egg mixture. Finally, add the apple. Put into a 12-muffin pan and sprinkle the tops with the topping mixture.
Bake at 350° for 25-30 minutes.