Preheat the oven to 350 degrees F. Spray an 8 by 4 loaf pan with cooking spray and set aside.: As the oven warms you will notice a dry, warm smell that signals the heat is building, which helps form the right crust and interior texture later. Preparing the pan early prevents scrambling once the batter is ready, and spraying the pan ensures the loaf releases cleanly. A common mistake is to skip pan prep, which can cause the loaf to stick; take the extra minute to shield the sides and bottom.
In a medium bowl, whisk together flour, baking soda, salt, cinnamon, all spice, and cloves. Set aside.: When you whisk these dry elements, you'll see the flour lighten and the spices distribute into a uniform color, which means each bite will carry balanced flavor. This step also aerates the flour slightly, important for an even rise. Avoid clumps of spice by sifting or whisking thoroughly, or you may find uneven pockets of strong flavor in the loaf.
In the bowl of a stand mixer, add the eggs and beat on medium speed for about 30 seconds. Add in oil, applesauce, and vanilla and mix until smooth. Next, add the sugar and mix until well combined.: As you mix the wet ingredients, listen for a smoother, quieter beat and watch the mixture go from glossy to slightly thickened once the sugar dissolves. This creates an emulsion that traps tiny air bubbles, essential for a tender crumb. One troubleshooting note: if your oil is very cold it can make the mixture seize, so bring ingredients closer to room temperature for harmony.
Slowly add in the flour mixture and mix until flour is barely combined. Gently fold in the apple chunks. Pour batter into prepared loaf pan.: As you incorporate the dry mix, expect the batter to thicken and the sound of the mixer to change. Stopping when the flour is just combined prevents gluten overdevelopment, which keeps the loaf tender. The folded in apple pieces will create visible pockets of fruit throughout the batter. A frequent error here is over mixing, which yields a tight, dense crumb, so stop when streaks of flour disappear.
In a small bowl, mix together brown sugar, sugar, and cinnamon. Sprinkle over the batter in the loaf pan. Bake for 50-55 minutes, or until loaf is golden and a toothpick comes out clean.: The sugar topping melts and caramelizes during baking, producing a slightly crisp, sweet crust that contrasts the soft interior. As it bakes you will notice a deepening golden color and a warm, spicy aroma filling the kitchen. Check doneness with a toothpick in the center; if crumbs cling it needs more time. Resist opening the oven repeatedly, as sudden temperature changes can cause uneven rise or collapse.
Cool bread in pan for 10 minutes. Loosen sides and remove from pan. Cool completely on a wire rack before slicing.: Those first ten minutes allow the loaf to set so it does not tear when removed. Moving it to a wire rack prevents a soggy bottom by letting steam escape, and full cooling gives the crumb time to finish its structure so slices cut cleanly. Cutting too soon is a common mistake, leading to a gummy interior, so be patient and let the loaf rest fully.