Banana Cake

Ingredients

• 1 3/4 cups (425 mL) whole wheat flour
• 2 tsp (10 mL) baking powder
• 3/4 tsp (4 mL) baking soda
• 1/2 cup (125 mL) buttermilk
• 1/2 cup (125 mL) liquid honey
• 1/4 cup (50 mL) walnut oil or vegetable oil
• 3 ripe bananas
• 4 egg whites
• 1 cup (250 mL) 5% ricotta cheese
• 1 1/2 tbsp (22 mL) honey
• 1 tbsp (15 mL) grated lemon zest
• 1 tbsp (15 mL) lemon juice
• 1 1/2 tsp (7 mL) cornstarch or arrowroot
• 1/4 cup (50 mL) chopped walnuts
• Lemon zest, cut into thin strips
• 13- by 9-inch (3.5 L) cake pan, sprayed with baking
• spray