1 ½ cup rhubarb
1 ½ cups blueberries
1 ½ cups margarine
1 ½ cups brown sugar
2 ½ cups flour
1 egg
1 tsp soda
1 cup milk with 1 tbsp vinegar
½ tsp vanilla
Soften butter. Add brown sugar & cream together. Add egg 7 mix well. Add flour, soda & dash of salt, alternating with sour milk & vanilla.
Fold in fruit. Sprinkle 12 cup white sugar over top. Bake 45 min @ 350.