Coat a 9-inch round cakepan with cooking spray; dust pan with 1 1/2 tsps flour. Set pan aside.
Combine milk, raisins, applesauce, and chopped fresh rosemary in a small saucepan, and bring to a simmer over medium heat. (Do not boil.) Remove from heat; cover and set aside.
Beat eggs at medium speed of an electric mixer until foamy. Add sugar and margarine, beating well. Combine 2 cups flour, baking powder, and salt; add to egg mixture, beating until smooth. Add milk mixture; beat until smooth. (Batter will be thin.)
Pour batter into prepared pan. Bake at 350 for 35 minutes or until a wooden pick inserted in center comes out clean. Cool in pan on a wire rack 10 minutes. Remove from pan, and let cool completely on a wire rack. 16 servings.