1 1/2 c. brown sugar
1 egg
1 c. buttermilk
2/3 c. oil
1 tsp. salt
1 tsp. baking soda
2 1/2 c. flour
1 tsp. vanilla
1 1/2 c. diced rhubarb
1/2 c. nuts, if desired

Cream brown sugar, oil, egg and vanilla. Add flour, soda, salt alternately with buttermilk. Pour batter into greased bread pans. Mix 1/2 cup white sugar and 1 teaspoon cinnamon and sprinkle over top of batter. Drizzle 1 tablespoon of melted butter over the top of sugar and cinnamon mixture. Bake at 325 degrees for 40 minutes.