Peach Coffee Cake

INGREDIENTS

• 2 cups all-purpose flour
• 1 teaspoon baking powder
• 1 teaspoon baking soda
• ½ teaspoon kosher salt
• ½ cup unsalted butter, at room temperature
• 1½ cups granulated sugar, divided
• 2 eggs, at room temperature
• 1 cup sour cream, at room temperature
• 1 teaspoon vanilla extract
• 1 teaspoon ground cinnamon
• 3 large, ripe peaches, peeled, pitted, and sliced
• ½ cup chopped pecans