Cajun Spicy Potato Wedges

Ingredients * 2 tablespoons olive oil * 2 teaspoons ground cumin * 1 teaspoon ground coriander * 1 teaspoon hot paprika * 1 teaspoon ground turmeric * 1/2 teaspoon dried oregano * 1/2 teaspoon ground black pepper * 1/4 teaspoon chili powder * 2 egg whites, slightly beaten * 2 pounds potatoes, cut into wedges [...]
