1 cup Butter, softened or melted
1⁄2 cups Granulated sugar
1 1⁄2 teaspoons Baking powder
4 Eggs
2 teaspoons Lemon extract
1 cup Lactel Natural Set Yogurt
2 1⁄2 cups Flour
1 teaspoon Salt
1⁄2 cup Lime juice
2 teaspoons Lemon or lime peel, grated
Additional sugar and ¼ cup lime juice