Secret Ingredient Chocolate Chip Cookies - Once Upon a Chef

Ingredients

• ¾ cup old-fashioned rolled oats, ground in a food processor or blender until very fine
• 1 cup all-purpose flour, spooned into measuring cup and leveled-off
• ½ teaspoon baking powder
• ½ teaspoon baking soda
• ½ teaspoon salt
• 1 stick (½ cup) unsalted butter, softened but still cool
• ½ cup light brown sugar, packed
• ½ cup granulated sugar
• 1 large egg
• ¾ teaspoon vanilla
• ⅔ cup semi-sweet chocolate chips
• ½ cup loosely packed sweetened flaked coconut
• ¾ cup pecans, chopped