Chocolate Oatmeal Bars

Name: Chocolate Oatmeal Bars
Prep time: 25 min
Cook time: 43 min
Total time: 1 h 8 min
Cuisine: American
Ingredients: 1 cup (130 g) all-purpose flour; 1 cup (89 g) quick-cooking oats; ¼ cup (50 g) granulated sugar; ¾ cup (157 g) light brown sugar, packed; ½ teaspoon baking powder; ¼ teaspoon baking soda; 1/4 teaspoon salt; ½ cup (113 g) unsalted butter, melted; ⅔ cup (86 g) all-purpose flour; ½ cup (105 g) light brown sugar, packed; ¼ teaspoon salt; 12-ounces (339 g) semi-sweet chocolate, coarsely chopped; ¼ cup (56 g) unsalted butter, cut into pieces; 3 large eggs, room temperature