Monkey Bars

Yield:	12 Servings
Categories:	Cakes, Cookies, Low-Fat, Picnic, Desserts

1 1/4	c	Flour
2	md	Bananas; mashed
3/4	c	Brown sugar; packed
1/3	c	Granulated sugar
1/4	c	Buttermilk
1		Egg
1	tb	Vegetable oil
2	ts	Vanilla
1/2	c	Walnuts; chopped
1/4	c	Confectioner's sugar; chocolate
1	ts	Water