Marbled Chocolate Muffins

Directions

1. 1
   Preheat oven to 350°F
2. 2
   Grease a 12-cup muffin pan or line with 12 muffin paper liners.
3. 3
   Sift together the flour, baking powder, and salt into a large bowl. Stir in the sugar.
4. 4
   Lightly beat the eggs in a large bowl, then beat in the milk, oil and vanilla extract.
5. 5
   Make a well in the center of the dry ingredients and pour in the beaten liquid ingredients. Stir gently until just combined; do not overmix.
6. 6
   Divide the batter between 2 bowls. Sift the cocoa into one bowl and mix together. Using teaspoons, spoon the batters into the prepared muffin pan, alternating the chocolate batter and the plain batter.
7. 7
   Bake in the preheated oven for about 25 minutes, until well risen and firm to the touch.
8. 8
   Let the muffins cool in the pan for 5 minutes, then serve warm or transfer to a wire rack and let cool completely.