Mini Greek Pizza Muffins

Name: Mini Greek Pizza Muffins
Ingredients: 1/4 teaspoon garlic powder; 1/3 cup whole-wheat pastry flour; 1 large egg, well beaten; 1 1/2 teaspoons chopped fresh oregano, or 1/2 teaspoon dried; 2 teaspoons baking powder; 2/3 cup finely chopped red bell pepper; 2 tablespoons extra-virgin olive oil; 2 tablespoons tomato paste; 1/3 cup low-fat milk; 1/3 cup crumbled feta cheese; 2 tablespoons chopped kalamata olives; 1 teaspoon sugar; 2/3 cup finely chopped onion; 1/3 cup all-purpose flour; 1/4 teaspoon salt