Daisy'S Blueberry Cake(Makes 16 Servings)  
["1/3 c. butter or margarine", "3/4 c. granulated sugar", "2 tsp. vanilla extract", "1 Tbsp. grated orange rind", "1 egg", "3/4 c. orange juice", "2 c. all-purpose flour", "1 tsp. baking powder", "1 tsp. baking soda", "1 tsp. salt", "1 1/2 c. blueberries (fresh or frozen)", "1 Tbsp. all-purpose flour"]
["In a bowl, mix together the butter and sugar until creamy. Stir in vanilla and orange rind.", "Beat in the egg.", "Stir in orange juice.", "Mixture will be slightly curdled."]
["butter", "sugar", "vanilla extract", "orange rind", "egg", "orange juice", "flour", "baking powder", "baking soda", "salt", "blueberries", "flour"]