Blueberry Sausage Breakfast Treat

3/4 pound sausage, pork
2 cups flour
1 teaspoon baking powder
1/2 teaspoon baking soda
1/2 cup butter
1/2 cup sugar
1/4 cup brown sugar
2 eggs
8 ounces sour cream
1 cup blueberries
1/2 cup pecans, chopped

Day before: Cook sausage and drain well. Stir together flour, baking powder and baking soda. In large mixing bowl, beat butter until fluffy. Add sugars and beat until well-blended. Add eggs, one at a time, beating well after each. Alternate adding flour mixture and sour cream to creamed ingredients; mix well. Fold in sausage and berries. Pour batter into ungreased 13 x 9 x 2" baking pan. Sprinkle pecans on top. Refrigerate overnight. Preheat oven to 350ºF. Bake 35-40 minutes, until done. Cool on wire rack.