Ingredients

• 2 tsps baking powder
• 1 tsp vanilla
• 1/4 tsp salt
• 3/4 cup of sugar 
• 1/3 cup of milk 
• 1/2 cup of shortening
• 2 egg whites
• 1 1/2 cups of flour
• 1 1/2 cups of blueberries washed and coated in flour

With an electric mixer beat the two egg whites and 1/4 cup of sugar on high until the egg whites form stiff peaks

In another bowl combine the baking powder, vanilla, salt, remaining sugar, milk, shortening, and flour. 

Using a spatula fold the egg whites into the batter along with the blueberries. 

Grease a 12 x 9 baking pan.  Pour the batter into the pan.Sprinkle sugar across the top of the cake.  Bake at 325 degrees for 40-50 minutes.