Cinnamon Apple Cake

2 cups flour
2 ½ tsp baking powder
1 tsp salt
½ cup sugar
½ cup shortening
2 eggs ½ cup milk
3 large apples
½ cup brown sugar
1 tsp mace
1 tsp lemon rind (grated)
2 tbsp butter
Sift baking powder, flour and salt into large bowl. Stir in sugar. Cut in shortening with pastry blender. Beat eggs with milk. Stir into flour mixture until blended. Pour into greased baking pan. Arrange apple slices in rows to cover top. Combine brown sugar, mace, lemon rind and melted butter in small bowl. Sprinkle over apples. Bake at 350 degrees for 30 minutes. Insert toothpick until clean.