Blueberry Bread
["2 tsp. baking powder", "1/2 tsp. salt", "3 c. flour", "1 1/2 c. sugar", "1 stick margarine", "1 c. milk", "1 Tbsp. vanilla", "1 large egg", "1 1/2 c. blueberries", "1/2 tsp. cinnamon"]
["Use a 9 x 5-inch loaf pan.", "Grease with cooking spray.", "Mix baking powder, salt, flour and sugar.", "Reserve 1 tablespoon margarine for crumb topping."]
["baking powder", "salt", "flour", "sugar", "margarine", "milk", "vanilla", "egg", "blueberries", "cinnamon"]