Banana and Walnut Muffins

This is from the Heart Foundation. I haven't tried it yet.

• Ready In: 35 mins
• Yields: 12 muffins

Ingredients

• 3  ripe bananas
• 1⁄3 cup brown sugar
• 1⁄2 teaspoon vanilla essence
• 3⁄4 cup margarine, melted
• 1⁄4 cup skim milk
• 1  egg
• 2⁄3 cup whole wheat self-rising flour
• 2⁄3 cup  white self-rising flour
• 1⁄4 teaspoon bicarbonate of soda
• 1⁄2 cup walnuts, chopped

Directions

1. Preheat oven to 200°C Brush a little of th emargarine over muffin pans.
2. Mash bananas in a mixing bowl, add sugar, vanilla and the remaining margarine and mix well.
3. Break the egg into cup or small bowl and beat lightly with a fork. Stir the egg and milk into the banana mixture.
4. Stir in flour, bicarbonate of soda and half the walnuts and mix until just combined. Spoon mixture into the repared muffin pans and sprinkle remaining walnuts over the top of the muffins.
5. Bake until risen, cooked through, and golden brown, about 15-20 minutes.