Best Rhubarb Cake

3/4 c Brown sugar

3/4 c White sugar

1 Egg

3/4 c Shortening

2 c Flour

Dash salt 1 ts Vanilla

1 ts Cinnamon

1 c Milk

1 ts Vinegar

1 ts Baking soda

1 1/2 c Rhubarb; uncooked, sliced

Topping: 1 c Brown sugar

1 ts Cinnamon

1/2 c Nuts; chopped

Cream sugars and shortening. Add eggs. Mix flour, salt, vanilla and cinnamon. Dissolve vinegar and baking soda in milk. Add dry ingredients to sugar mixture alternately with milk mixture. Pour into greased and floured 9 x 13" pan. Combine topping ingredients; sprinkle over batter. Bake @ 350

degrees 40 to 45 minutes, until toothpick comes out clean. -----