- Preheat oven to 375°F.
- Coat muffin pans with non-stick cooking spray.
- In a large bowl, cream the butter, sugar and lemon zest together with a spatula.
- Do not use an electric mixer as muffins will not rise.
- Add the eggs one at a time, mixing after each.
- Add one cup of flour, baking powder, baking soda, and salt; mix well.
- Add half the yogurt and stir until combined, then add another cup of flour, the rest of the yogurt, and the rest of the flour; add berries and stir gently.
- Pour batter into muffin pans (about 2/3 full).
- Sprinkle sugar for topping; bake for 25-30 minutes, until golden and springy to the touch.
Makes 24 muffins.
Approximate Nutrient Analysis per serving (based on plain yogurt):
180 calories, 7 g fat, 3.5 g saturated fat, 30 mg cholesterol, 150 mg sodium, 27 g carbohydrate, 1 g fiber, 10 g sugar, 3 g protein