Pre-heat oven to 325F. Grease a 9x5 inch loaf pan and set aside. In a medium bowl, whisk the flour, cinnamon, baking soda and salt. Set aside.
In a large bowl, beat eggs, oil, honey, milk and vanilla for 1-2 minutes. Stir in the mashed bananas and flour mixture and mix just until combined.
Pour batter into greased pan, sprinkle with crumble. Bake for 50 minutes or until a toothpick inserted comes out clean. Cool for 10 minutes, slice and enjoy!
To make the streusel topping:Combine the flour, brown sugar, cinnamon and softened butter in a small bowl until well mixed. Crumble over top of the banana bread before baking.