1 1/2 c. brown sugar
1 c. buttermilk
1 tsp. vanilla
2 1/2 c. flour
1/2 c. nuts (chopped)
2/3 c. oil
1 egg
1 tsp. baking soda
1 1/2 c. chopped uncooked rhubarb

Combine brown sugar and oil in large bowl and beat well. Mix buttermilk, egg, vanilla, baking soda, and salt in small bowl; add to brown sugar and oil. Blend well; gently fold in the flour, nuts, and rhubarb. Divide evenly in 2 (9x5) loaf pans, greased and lined with waxed paper.

Combine 1/2 cup sugar, 1 1/2 tablespoons orange peel, 1 tablespoon butter; blend well, then sprinkle over batter before baking at 350 degrees for 1 hour. Cool 10 minutes before removing from pan, cooling thoroughly before slicing.