Preheat oven to 350 degrees. Prepare muffin pan by spraying with Baker's Joy or lining with cupcake papers.
Melt butter. Allow to cool and whisk in egg. Set aside.
Combine flours, sugars, cinnamon, baking powder and salt in a medium mixing bowl.
Add flour mixture. Stir JUST to combine. Gently add lemon zest and raspberries. Stir lightly. Spoon into 12 muffins filling 2/3's full.