Blueberry Streusel Muffins(muffin recipe adapted here)
1. Mix flour, baking powder, baking soda, sugar & salt together in a medium mixing bowl.
2. Mix egg, milk & oil together in another bowl till combined.
3. Pour (2) into (1) & mix to just about combine & still lumpy. Fold in blueberries.
4. Fill muffin cups to 3/4 full & top with streusel toppings.
5. Bake in a preheated oven @200C for 22mins.