Greek Pizza Muffins

<>Ingredients:<><><>  2 tbsp extra-virgin olive oil 2/3 cup finely chopped onion 2/3 cup finely chopped red bell pepper 1/3 cup whole-wheat flour 1/3 cup all-purpose flour 1 tsp baking powder 1 tsp baking soda 1/2 tsp dried oregano 1 tsp sugar 1/4 tsp garlic powder 1/4 tsp salt 1/3 cup low-fat milk 1/3 cup crumbled feta cheese 2 tbsp tomato paste or tomato sauce 2 tbsp chopped olives Method: Heat oil in a large skillet over medium heat. Add onion and bell pepper; cook, stirring often, until the onion is tender, about 5 minutes. Transfer to a large bowl and let cool for 10 minutes. Meanwhile, preheat oven to 400°F. Coat a muffin pan with cooking spray. Whisk whole-wheat flour, all-purpose flour, baking powder, oregano, sugar, garlic powder and salt in a medium bowl. Stir milk, feta, tomato paste and olives into the onion mixture. Make a well in the dry ingredients; add the wet ingredients and stir until just combined. Fill the prepared muffin cups two-thirds full. Bake the muffins until lightly browned, 13 to 15 minutes. Cool in the pan for 5 minutes before turning out onto a wire rack. Serve warm or at room temperature.