INGREDIENTS
1 tsp
baking powder
1 tsp
baking soda
1 1/4 cups
brown sugar
1 tbsp
butter
1 cup
buttermilk
1
egg
2 1/2 cups
flour
1 tsp
ground cinnamon
1 1/2 cups
rhubarb
1/2 tsp
salt
1 tsp
vanilla extract
1/2 cup
vegetable oil
1/2 cup
walnuts
1/3 cup
white sugar