Streusel Heat oven to 180ºC . Grease square pan, 9 x 9 x 5 cm. Beat all ingredients except raisins and Streusel on low speed 30 seconds. Beat on medium speed, scraping bowl occasionally, 2 minutes. Stir in raisins. Spread half of the batter in pan; sprinkle with half of the Streusel. Top with remaining batter; sprinkle with remaining Streusel. Bake until wooden pick inserted in center comes out clean, 40 to 45 minutes. 1 coffee cake (9 servings); 460 calories per serving. Streusel Coffee Cake: Omit cinnamon, allspice, nutmeg and raisins in batter. *If using self rising flour, omit baking powder and salt.