King Arthur Banana Streusel Muffins
Ingredients:
- ½ cup all-purpose flour
- ¼ cup sugar
- 1 teaspoon cinnamon
- 4 tablespoons (1/2 stick) butter or margarine, room temperature
- 1 ½ cups flour
- 1 teaspoon baking soda
- 1 teaspoon baking powder
- ½ teaspoon salt
- 3 large, ripe bananas, mashed
- ¾ cup sugar
- 1 egg, slightly beaten
- ⅓ cup butter or margarine, melted
- 1 cup powdered sugar
- 2 tablespoons butter or margarine, softened
- 1 teaspoon vanilla
- 3 to 4 tablespoons milk or half-and-half
Instructions: