Banana Muffins

Muffins:

1 1/2 cups flour
1 tsp baking powder
1/2 tsp salt
3 bananas, mashed
3/4 cup white sugar
1/3 cup butter, melted
1 egg, lightly beaten

Topping:
1/3 cup packed brown sugar
2 Tbs flour
1/8 tsp cinnamon
1 Tbs butter

Mix ingredients for muffins. For the topping, cut the butter into the other ingredients to make a streusel. Spoon on top of muffins. Bake at 350 for 15-18 min. (makes 12 muffins)