01 -
In a large bowl, whisk together gluten-free all-purpose flour, baking powder, baking soda, salt, cinnamon, and nutmeg until evenly distributed.
02 -
Using an electric mixer, beat softened butter and granulated sugar on medium speed until light and fluffy, incorporating air for tenderness.
03 -
Add eggs one at a time, beating well after each addition, then mix in vanilla extract for balanced aromatics.
04 -
Gently fold sour cream into the wet mixture to maintain moisture and richness, using a spatula or low mixer speed.
05 -
Gradually add the dry ingredients to the wet, mixing gently until just combined to avoid toughening the batter.
06 -
In a small bowl, toss chopped apples with brown sugar and cinnamon until evenly coated to create sweet, spiced pockets.
07 -
Pour half of the batter into a lined or greased loaf pan, spread half of the apple mixture over it, then swirl gently. Repeat layering with remaining batter and apples, finishing with a swirl for texture and visual appeal.
08 -
Allow the assembled batter to rest at room temperature for 10 minutes to hydrate flours, improving crumb texture.
09 -
Bake in a preheated oven at 350°F for 50 to 60 minutes, or until a toothpick inserted near the center comes out clean or with moist crumbs.
10 -
Let the bread cool in the pan for 20 minutes, then transfer onto a wire rack to cool thoroughly before slicing.