Ingredients

  • 12 cup butter, softened
  • 1 cup granulated sugar
  • 2 eggs
  • 2 cups all-purpose flour
  • 1 teaspoon baking powder
  • 1 teaspoon baking soda
  • 12 teaspoon salt
  • 1 cup sour cream
  • 1 teaspoon lemon zest, grated
  • 1 tablespoon lemon juice
  • 34 cup brown sugar, packed
  • 12 cup rolled oats
  • 13 cup all-purpose flour
  • 1 teaspoon ground cinnamon
  • 14 cup butter
  • 4 cups cranberries
  • 13 cup granulated sugar

Method

  • To make the topping, combine brown sugar, oats, flour and cinnamon in a bowl; cut in the butter until crumbly and set aside.
  • Toss the cranberries with the granulated sugar; set aside.
  • To make the cake, beat the butter with the sugar in a large bowl until fluffy.
  • Beat in the eggs, one at a time.
  • Combine the flour, baking powder, baking soda, and salt.
  • Stir together the sour cream, lemon zest and juice.
  • Alternately add the flour mixture and the sour cream mixture to the butter mixture, making 3 additions of dry and 2 of wet.
  • Spoon into a greased 9" x 13" cake pan.
  • Spoon the berry mixture over the top.
  • Sprinkle with the oatmeal mixture.
  • Bake in a 350 degree F oven for 45 to 50 minutes or until the topping is crisp, the berries begin to bubble and a tester inserted into the centre of the cake comes out clean.
  • Set the pan on a rack to cool slightly before cutting into squares.