Recipe
2 1/4 cup sugar
1/2 cup vegetable oil
1/2 cup butter
3 large eggs
1 tbsp vanilla
4 cups flour
1 tbsp baking powder
1/4 tsp baking soda
1 1/2 cups plain yogurt
2 cups frozen blueberries
Instructions
Combine and mix all ingredients except the blueberries. Fold in the blueberries. Bake at 350° for 25 to 30 minutes.