Ingredients:
1 cup flour
1 tsp baking powder
1/4 tsp salt
1 tsp cinnamon powder
1 cup diced Apple
1/4 cup butter
1/2 cup sugar
1 egg
1 tsp vanilla extract
1/4 cup milk
For topping:
1/8 cup butter
1/8 cup sugar
1/8 cup flour
2 tbsp cinnamon powder
1. Preheat oven to 190 degree C.
2. In a bowl, mix flour, baking powder, salt, and cinnamon powder, set aside.
3. Cream butter with sugar till light. Beat in egg and vanilla. Mix well.
4. Fold in flour mixture, alternating with milk. Stir till just combined. Fold in Apple dices.
5. Pour batter into muffin pan. Top with crumbs.