strawberry rhubarb cake

Ingredients For strawberry rhubarb cake

• CAKE:
• 1

  egg
• 1/2 c

  butter, melted
• 1 c

  sugar
• 1/2 c

  brown sugar, firmly packed
• 1 c

  sour cream, fat-free
• 1 tsp

  vanilla extract
• 2 c

  all purpose flour
• 1 tsp

  baking powder
• 1 pinch

  salt
• 1 1/2 c

  rhubarb, finely diced
• 1 qt

  strawberries, fresh, cleaned, and sliced
• TOPPING:
• 1/4 c

  sugar
• 1/4 c

  brown sugar, firmly packed
• 1/2 tsp

  cinnamon
• 1/2 c

  oatmeal, uncooked
• 1/2 c

  butter, room temperature