Mix all together. Preheat oven to 350 degrees. Spread the mixture above into the 9-inch by 9-inch pan.
-
1/2
cup
butter
-
1-1/2
cup
sugar
-
2
cups
bread flour
-
1/4
teaspoon
baking powder
-
1/2
teaspoon
salt
-
1
teaspoon
baking soda
-
1
cup
buttermilk
-
2
cups
rhubarb (raw cut up)
-
1
teaspoon
vanilla